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 424.4 feet into kilometers we have to multiply 424.4 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

424.4 ft → L_(km)

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

L_(km) = 424.4 ft × 0.0003048 km

L_(km) = 0.12935712 km

The final result is:

424.4 ft → 0.12935712 km

We conclude that 424.4 feet is equivalent to 0.12935712 kilometers:

424.4 feet = 0.12935712 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 7.730536981652 × 424.4 feet.

Another way is saying that 424.4 feet is equal to 1 ÷ 7.730536981652 kilometers.

Approximate result

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

424.4 ft ≅ 0.129 km

An alternative is also that one kilometer is approximately seven point seven three one times four hundred twenty-four point four 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