Finding the Third Proportional to 486,778.50 and 726,117.75
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Solution
The third proportional to 486,778.50 and 726,117.75 is: 1,083,135.32
Step by Step Solution
- Step 1: Write the proportion equation
486,778.50 : 726,117.75 = 726,117.75 : x - Step 2: Convert to fraction form
486,778.50/726,117.75 = 726,117.75/x - Step 3: Cross multiply
486,778.50x = 726,117.75 × 726,117.75 - Step 4: Simplify right side
486,778.50x = 527,246,986,865.06 - Step 5: Solve for x
x = 527,246,986,865.06/486,778.50 - Step 6: Final answer
x = 1,083,135.32
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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.