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Finding the Third Proportional to 425,747 and 654,600

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Solution

The third proportional to 425,747 and 654,600 is: 1,006,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,747 : 654,600 = 654,600 : x
  2. Step 2: Convert to fraction form
    425,747/654,600 = 654,600/x
  3. Step 3: Cross multiply
    425,747x = 654,600 × 654,600
  4. Step 4: Simplify right side
    425,747x = 428,501,160,000
  5. Step 5: Solve for x
    x = 428,501,160,000/425,747
  6. Step 6: Final answer
    x = 1,006,469.01

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.