Conversion formula

The conversion factor from yards to kilometers is 0.0009144, which means that 1 yard is equal to 0.0009144 kilometers:

1 yd = 0.0009144 km

To convert 1231 yards into kilometers we have to multiply 1231 by the conversion factor in order to get the length amount from yards to kilometers. We can also form a simple proportion to calculate the result:

1 yd → 0.0009144 km

1231 yd → L_(km)

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

L_(km) = 1231 yd × 0.0009144 km

L_(km) = 1.1256264 km

The final result is:

1231 yd → 1.1256264 km

We conclude that 1231 yards is equivalent to 1.1256264 kilometers:

1231 yards = 1.1256264 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 0.88839423098108 × 1231 yards.

Another way is saying that 1231 yards is equal to 1 ÷ 0.88839423098108 kilometers.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand two hundred thirty-one yards is approximately one point one two six kilometers:

1231 yd ≅ 1.126 km

An alternative is also that one kilometer is approximately zero point eight eight eight times one thousand two hundred thirty-one yards.

Conversion table

yards to kilometers chart

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