Finding the Third Proportional to 259,615.13 and 411,657.19
Calculator
Solution
The third proportional to 259,615.13 and 411,657.19 is: 652,741.78
Step by Step Solution
- Step 1: Write the proportion equation
259,615.13 : 411,657.19 = 411,657.19 : x - Step 2: Convert to fraction form
259,615.13/411,657.19 = 411,657.19/x - Step 3: Cross multiply
259,615.13x = 411,657.19 × 411,657.19 - Step 4: Simplify right side
259,615.13x = 169,461,640,020.41 - Step 5: Solve for x
x = 169,461,640,020.41/259,615.13 - Step 6: Final answer
x = 652,741.78
Related Problems
Find third proportional to 129,807.56 and 205,828.59
Half scale
Find third proportional to 519,230.25 and 823,314.38
Double scale
Find third proportional to 259,617 and 411,660
Similar ratio
Find third proportional to 389,422.69 and 617,485.78
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.