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Finding the Third Proportional to 356,019 and 534,099

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Solution

The third proportional to 356,019 and 534,099 is: 801,254.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,019 : 534,099 = 534,099 : x
  2. Step 2: Convert to fraction form
    356,019/534,099 = 534,099/x
  3. Step 3: Cross multiply
    356,019x = 534,099 × 534,099
  4. Step 4: Simplify right side
    356,019x = 285,261,741,801
  5. Step 5: Solve for x
    x = 285,261,741,801/356,019
  6. Step 6: Final answer
    x = 801,254.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.