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Finding the Fourth Proportional to 595,148.20, 892,770.86 and 279,432.88

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Solution

The fourth proportional to 595,148.20, 892,770.86 and 279,432.88 is: 419,172.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,148.20 : 892,770.86 = 279,432.88 : x
  2. Step 2: Convert to fraction form
    595,148.20/892,770.86 = 279,432.88/x
  3. Step 3: Cross multiply
    595,148.20x = 892,770.86 × 279,432.88
  4. Step 4: Simplify right side
    595,148.20x = 249,469,532,589.88
  5. Step 5: Solve for x
    x = 249,469,532,589.88/595,148.20
  6. Step 6: Final answer
    x = 419,172.12

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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.