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Finding the Fourth Proportional to 607,532.76, 911,628.18 and 252,791.64

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Solution

The fourth proportional to 607,532.76, 911,628.18 and 252,791.64 is: 379,324.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,532.76 : 911,628.18 = 252,791.64 : x
  2. Step 2: Convert to fraction form
    607,532.76/911,628.18 = 252,791.64/x
  3. Step 3: Cross multiply
    607,532.76x = 911,628.18 × 252,791.64
  4. Step 4: Simplify right side
    607,532.76x = 230,451,982,692.42
  5. Step 5: Solve for x
    x = 230,451,982,692.42/607,532.76
  6. Step 6: Final answer
    x = 379,324.37

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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.