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Finding the Fourth Proportional to 499,577.10, 749,553.83 and 300,036.61

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Solution

The fourth proportional to 499,577.10, 749,553.83 and 300,036.61 is: 450,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,577.10 : 749,553.83 = 300,036.61 : x
  2. Step 2: Convert to fraction form
    499,577.10/749,553.83 = 300,036.61/x
  3. Step 3: Cross multiply
    499,577.10x = 749,553.83 × 300,036.61
  4. Step 4: Simplify right side
    499,577.10x = 224,893,587,916.79
  5. Step 5: Solve for x
    x = 224,893,587,916.79/499,577.10
  6. Step 6: Final answer
    x = 450,167.92

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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.