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Finding the Third Proportional to 425,481 and 629,811

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Solution

The third proportional to 425,481 and 629,811 is: 932,267.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,481 : 629,811 = 629,811 : x
  2. Step 2: Convert to fraction form
    425,481/629,811 = 629,811/x
  3. Step 3: Cross multiply
    425,481x = 629,811 × 629,811
  4. Step 4: Simplify right side
    425,481x = 396,661,895,721
  5. Step 5: Solve for x
    x = 396,661,895,721/425,481
  6. Step 6: Final answer
    x = 932,267.00

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.