Conversion formula

The conversion factor from feet to kilometers is 0.0003048, which means that 1 foot is equal to 0.0003048 kilometers:

1 ft = 0.0003048 km

To convert 720.9 feet into kilometers we have to multiply 720.9 by the conversion factor in order to get the length amount from feet to kilometers. We can also form a simple proportion to calculate the result:

1 ft → 0.0003048 km

720.9 ft → L_(km)

Solve the above proportion to obtain the length L in kilometers:

L_(km) = 720.9 ft × 0.0003048 km

L_(km) = 0.21973032 km

The final result is:

720.9 ft → 0.21973032 km

We conclude that 720.9 feet is equivalent to 0.21973032 kilometers:

720.9 feet = 0.21973032 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 4.5510332848011 × 720.9 feet.

Another way is saying that 720.9 feet is equal to 1 ÷ 4.5510332848011 kilometers.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that seven hundred twenty point nine feet is approximately zero point two two kilometers:

720.9 ft ≅ 0.22 km

An alternative is also that one kilometer is approximately four point five five one times seven hundred twenty point nine feet.

Conversion table

feet to kilometers chart

For quick reference purposes, below is the conversion table you can use to convert from feet to kilometers