397 yards in kilometers

Conversion formula
How to convert 397 yards to kilometers?

We know (by definition) that: $1\mathrm{yd}=0.0009144\mathrm{km}$

We can set up a proportion to solve for the number of kilometers.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 397 ⁢ yd = 0.3630168 ⁢ km

Conversion in the opposite direction

The inverse of the conversion factor is that 1 kilometer is equal to 2.75469344669448 times 397 yards.

It can also be expressed as: 397 yards is equal to $\frac{1}{\mathrm{2.75469344669448}}$ kilometers.

Approximation

An approximate numerical result would be: three hundred and ninety-seven yards is about zero point three six kilometers, or alternatively, a kilometer is about two point seven five times three hundred and ninety-seven yards.