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Finding the Fourth Proportional to 502,600.67, 753,994.38 and 165,664.97

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Solution

The fourth proportional to 502,600.67, 753,994.38 and 165,664.97 is: 248,528.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,600.67 : 753,994.38 = 165,664.97 : x
  2. Step 2: Convert to fraction form
    502,600.67/753,994.38 = 165,664.97/x
  3. Step 3: Cross multiply
    502,600.67x = 753,994.38 × 165,664.97
  4. Step 4: Simplify right side
    502,600.67x = 124,910,452,572.90
  5. Step 5: Solve for x
    x = 124,910,452,572.90/502,600.67
  6. Step 6: Final answer
    x = 248,528.23

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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.