231 meters in kilometers

Conversion formula
How to convert 231 meters to kilometers?

We know (by definition) that: $1\mathrm{m}=0.001\mathrm{km}$

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

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

Conclusion: 231 ⁢ m = 0.231 ⁢ km

Conversion in the opposite direction

The inverse of the conversion factor is that 1 kilometer is equal to 4.32900432900433 times 231 meters.

It can also be expressed as: 231 meters is equal to $\frac{1}{\mathrm{4.32900432900433}}$ kilometers.

Approximation

An approximate numerical result would be: two hundred and thirty-one meters is about zero point two three kilometers, or alternatively, a kilometer is about four point three three times two hundred and thirty-one meters.