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Finding the Fourth Proportional to 499,577.92, 749,555.05 and 300,037.42

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Solution

The fourth proportional to 499,577.92, 749,555.05 and 300,037.42 is: 450,169.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,577.92 : 749,555.05 = 300,037.42 : x
  2. Step 2: Convert to fraction form
    499,577.92/749,555.05 = 300,037.42/x
  3. Step 3: Cross multiply
    499,577.92x = 749,555.05 × 300,037.42
  4. Step 4: Simplify right side
    499,577.92x = 224,894,563,349.97
  5. Step 5: Solve for x
    x = 224,894,563,349.97/499,577.92
  6. Step 6: Final answer
    x = 450,169.14

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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.