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Finding the Fourth Proportional to 499,164.92, 748,772.25 and 243,232.62

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Solution

The fourth proportional to 499,164.92, 748,772.25 and 243,232.62 is: 364,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,164.92 : 748,772.25 = 243,232.62 : x
  2. Step 2: Convert to fraction form
    499,164.92/748,772.25 = 243,232.62/x
  3. Step 3: Cross multiply
    499,164.92x = 748,772.25 × 243,232.62
  4. Step 4: Simplify right side
    499,164.92x = 182,125,836,150.80
  5. Step 5: Solve for x
    x = 182,125,836,150.80/499,164.92
  6. Step 6: Final answer
    x = 364,861.05

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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.