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Finding the Fourth Proportional to 574,335.80, 861,687.30 and 175,052.60

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Solution

The fourth proportional to 574,335.80, 861,687.30 and 175,052.60 is: 262,634.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,335.80 : 861,687.30 = 175,052.60 : x
  2. Step 2: Convert to fraction form
    574,335.80/861,687.30 = 175,052.60/x
  3. Step 3: Cross multiply
    574,335.80x = 861,687.30 × 175,052.60
  4. Step 4: Simplify right side
    574,335.80x = 150,840,602,251.98
  5. Step 5: Solve for x
    x = 150,840,602,251.98/574,335.80
  6. Step 6: Final answer
    x = 262,634.86

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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.