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Finding the Fourth Proportional to 360,834.20, 541,251.30 and 173,864.60

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Solution

The fourth proportional to 360,834.20, 541,251.30 and 173,864.60 is: 260,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,834.20 : 541,251.30 = 173,864.60 : x
  2. Step 2: Convert to fraction form
    360,834.20/541,251.30 = 173,864.60/x
  3. Step 3: Cross multiply
    360,834.20x = 541,251.30 × 173,864.60
  4. Step 4: Simplify right side
    360,834.20x = 94,104,440,773.98
  5. Step 5: Solve for x
    x = 94,104,440,773.98/360,834.20
  6. Step 6: Final answer
    x = 260,796.90

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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.