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Finding the Third Proportional to 156,737 and 335,587

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Solution

The third proportional to 156,737 and 335,587 is: 718,519.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,737 : 335,587 = 335,587 : x
  2. Step 2: Convert to fraction form
    156,737/335,587 = 335,587/x
  3. Step 3: Cross multiply
    156,737x = 335,587 × 335,587
  4. Step 4: Simplify right side
    156,737x = 112,618,634,569
  5. Step 5: Solve for x
    x = 112,618,634,569/156,737
  6. Step 6: Final answer
    x = 718,519.78

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.