Conversion formula

The conversion factor from miles to kilometers is 1.609344, which means that 1 mile is equal to 1.609344 kilometers:

1 mi = 1.609344 km

To convert 311 miles into kilometers we have to multiply 311 by the conversion factor in order to get the length amount from miles to kilometers. We can also form a simple proportion to calculate the result:

1 mi → 1.609344 km

311 mi → L_(km)

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

L_(km) = 311 mi × 1.609344 km

L_(km) = 500.505984 km

The final result is:

311 mi → 500.505984 km

We conclude that 311 miles is equivalent to 500.505984 kilometers:

311 miles = 500.505984 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 0.0019979781100879 × 311 miles.

Another way is saying that 311 miles is equal to 1 ÷ 0.0019979781100879 kilometers.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three hundred eleven miles is approximately five hundred point five zero six kilometers:

311 mi ≅ 500.506 km

An alternative is also that one kilometer is approximately zero point zero zero two times three hundred eleven miles.

Conversion table

miles to kilometers chart

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