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Finding the Fourth Proportional to 499,233.20, 748,849.80 and 449,466.80

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Solution

The fourth proportional to 499,233.20, 748,849.80 and 449,466.80 is: 674,200.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,233.20 : 748,849.80 = 449,466.80 : x
  2. Step 2: Convert to fraction form
    499,233.20/748,849.80 = 449,466.80/x
  3. Step 3: Cross multiply
    499,233.20x = 748,849.80 × 449,466.80
  4. Step 4: Simplify right side
    499,233.20x = 336,583,123,286.64
  5. Step 5: Solve for x
    x = 336,583,123,286.64/499,233.20
  6. Step 6: Final answer
    x = 674,200.20

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Similar ratio
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1.5x scale

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.