Finding the Third Proportional to 687,102.75 and 903,534.75
Calculator
Solution
The third proportional to 687,102.75 and 903,534.75 is: 1,188,141.14
Step by Step Solution
- Step 1: Write the proportion equation
687,102.75 : 903,534.75 = 903,534.75 : x - Step 2: Convert to fraction form
687,102.75/903,534.75 = 903,534.75/x - Step 3: Cross multiply
687,102.75x = 903,534.75 × 903,534.75 - Step 4: Simplify right side
687,102.75x = 816,375,044,457.56 - Step 5: Solve for x
x = 816,375,044,457.56/687,102.75 - Step 6: Final answer
x = 1,188,141.14
Related Problems
Find third proportional to 343,551.38 and 451,767.38
Half scale
Find third proportional to 1,374,205.50 and 1,807,069.50
Double scale
Find third proportional to 687,105 and 903,537
Similar ratio
Find third proportional to 1,030,654.13 and 1,355,302.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.