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Finding the Fourth Proportional to 601,310.88, 829,819.80 and 329,374.44

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Solution

The fourth proportional to 601,310.88, 829,819.80 and 329,374.44 is: 454,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,310.88 : 829,819.80 = 329,374.44 : x
  2. Step 2: Convert to fraction form
    601,310.88/829,819.80 = 329,374.44/x
  3. Step 3: Cross multiply
    601,310.88x = 829,819.80 × 329,374.44
  4. Step 4: Simplify right side
    601,310.88x = 273,321,431,925.91
  5. Step 5: Solve for x
    x = 273,321,431,925.91/601,310.88
  6. Step 6: Final answer
    x = 454,542.64

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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.