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Finding the Third Proportional to 392,249.53 and 606,125.25

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Solution

The third proportional to 392,249.53 and 606,125.25 is: 936,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,249.53 : 606,125.25 = 606,125.25 : x
  2. Step 2: Convert to fraction form
    392,249.53/606,125.25 = 606,125.25/x
  3. Step 3: Cross multiply
    392,249.53x = 606,125.25 × 606,125.25
  4. Step 4: Simplify right side
    392,249.53x = 367,387,818,687.56
  5. Step 5: Solve for x
    x = 367,387,818,687.56/392,249.53
  6. Step 6: Final answer
    x = 936,617.61

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.