Home / 499,132.38-748,697.94-120,052.92

Finding the Fourth Proportional to 499,132.38, 748,697.94 and 120,052.92

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Solution

The fourth proportional to 499,132.38, 748,697.94 and 120,052.92 is: 180,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,132.38 : 748,697.94 = 120,052.92 : x
  2. Step 2: Convert to fraction form
    499,132.38/748,697.94 = 120,052.92/x
  3. Step 3: Cross multiply
    499,132.38x = 748,697.94 × 120,052.92
  4. Step 4: Simplify right side
    499,132.38x = 89,883,373,894.98
  5. Step 5: Solve for x
    x = 89,883,373,894.98/499,132.38
  6. Step 6: Final answer
    x = 180,079.23

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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.