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Finding the Third Proportional to 392,327 and 606,238

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Solution

The third proportional to 392,327 and 606,238 is: 936,781.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,327 : 606,238 = 606,238 : x
  2. Step 2: Convert to fraction form
    392,327/606,238 = 606,238/x
  3. Step 3: Cross multiply
    392,327x = 606,238 × 606,238
  4. Step 4: Simplify right side
    392,327x = 367,524,512,644
  5. Step 5: Solve for x
    x = 367,524,512,644/392,327
  6. Step 6: Final answer
    x = 936,781.08

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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.