420 dry gallons in US gallons
Conversion
420 dry gallons is equivalent to 488.731818181818 US gallons.[1]
Conversion formula
How to convert 420 dry gallons to US gallons?
We know (by definition) that:
We can set up a proportion to solve for the number of US gallons.
Now, we cross multiply to solve for our unknown :
Conclusion:
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US gallon is equal to 0.00204611192232215 times 420 dry gallons.
It can also be expressed as: 420 dry gallons is equal to US gallons.
Approximation
An approximate numerical result would be: four hundred and twenty dry gallons is about four hundred and eighty-eight point seven three US gallons, or alternatively, a US gallon is about zero times four hundred and twenty dry gallons.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.