Finding the Third Proportional to 486,777 and 726,115.50
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Solution
The third proportional to 486,777 and 726,115.50 is: 1,083,131.95
Step by Step Solution
- Step 1: Write the proportion equation
486,777 : 726,115.50 = 726,115.50 : x - Step 2: Convert to fraction form
486,777/726,115.50 = 726,115.50/x - Step 3: Cross multiply
486,777x = 726,115.50 × 726,115.50 - Step 4: Simplify right side
486,777x = 527,243,719,340.25 - Step 5: Solve for x
x = 527,243,719,340.25/486,777 - Step 6: Final answer
x = 1,083,131.95
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.