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Finding the Fourth Proportional to 338,757.32, 466,311.78 and 292,796.03

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Solution

The fourth proportional to 338,757.32, 466,311.78 and 292,796.03 is: 403,044.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,757.32 : 466,311.78 = 292,796.03 : x
  2. Step 2: Convert to fraction form
    338,757.32/466,311.78 = 292,796.03/x
  3. Step 3: Cross multiply
    338,757.32x = 466,311.78 × 292,796.03
  4. Step 4: Simplify right side
    338,757.32x = 136,534,235,594.68
  5. Step 5: Solve for x
    x = 136,534,235,594.68/338,757.32
  6. Step 6: Final answer
    x = 403,044.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.