Finding the Third Proportional to 515,089.13 and 787,947.75
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Solution
The third proportional to 515,089.13 and 787,947.75 is: 1,205,348.02
Step by Step Solution
- Step 1: Write the proportion equation
515,089.13 : 787,947.75 = 787,947.75 : x - Step 2: Convert to fraction form
515,089.13/787,947.75 = 787,947.75/x - Step 3: Cross multiply
515,089.13x = 787,947.75 × 787,947.75 - Step 4: Simplify right side
515,089.13x = 620,861,656,730.06 - Step 5: Solve for x
x = 620,861,656,730.06/515,089.13 - Step 6: Final answer
x = 1,205,348.02
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.