In the following question there is a certain relation between two given number on one side of :: and one number

In the following question there is a certain relation between two given number on one side of :: and one number is given on another side of :: while another number is to be found from the given alternatives having the same relation with this number as the numbers of the given pair. Choose the best alternative.

583:293::488: ?

1. 777
2. 945
3. 1155
4. 324

Sol:

Sum of digit of the number is 2 more than the sum of digit of the second number.