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Finding the Third Proportional to 198,070 and 292,737

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Solution

The third proportional to 198,070 and 292,737 is: 432,649.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,070 : 292,737 = 292,737 : x
  2. Step 2: Convert to fraction form
    198,070/292,737 = 292,737/x
  3. Step 3: Cross multiply
    198,070x = 292,737 × 292,737
  4. Step 4: Simplify right side
    198,070x = 85,694,951,169
  5. Step 5: Solve for x
    x = 85,694,951,169/198,070
  6. Step 6: Final answer
    x = 432,649.83

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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.