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Finding the Fourth Proportional to 365,493.68, 547,962.64 and 252,874.52

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Solution

The fourth proportional to 365,493.68, 547,962.64 and 252,874.52 is: 379,119.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,493.68 : 547,962.64 = 252,874.52 : x
  2. Step 2: Convert to fraction form
    365,493.68/547,962.64 = 252,874.52/x
  3. Step 3: Cross multiply
    365,493.68x = 547,962.64 × 252,874.52
  4. Step 4: Simplify right side
    365,493.68x = 138,565,789,567.93
  5. Step 5: Solve for x
    x = 138,565,789,567.93/365,493.68
  6. Step 6: Final answer
    x = 379,119.52

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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.