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Finding the Fourth Proportional to 498,044.37, 747,162.54 and 161,168.61

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Solution

The fourth proportional to 498,044.37, 747,162.54 and 161,168.61 is: 241,783.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,044.37 : 747,162.54 = 161,168.61 : x
  2. Step 2: Convert to fraction form
    498,044.37/747,162.54 = 161,168.61/x
  3. Step 3: Cross multiply
    498,044.37x = 747,162.54 × 161,168.61
  4. Step 4: Simplify right side
    498,044.37x = 120,419,148,015.87
  5. Step 5: Solve for x
    x = 120,419,148,015.87/498,044.37
  6. Step 6: Final answer
    x = 241,783.98

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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.