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Finding the Fourth Proportional to 439,227.44, 658,841.16 and 106,800.56

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Solution

The fourth proportional to 439,227.44, 658,841.16 and 106,800.56 is: 160,200.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,227.44 : 658,841.16 = 106,800.56 : x
  2. Step 2: Convert to fraction form
    439,227.44/658,841.16 = 106,800.56/x
  3. Step 3: Cross multiply
    439,227.44x = 658,841.16 × 106,800.56
  4. Step 4: Simplify right side
    439,227.44x = 70,364,604,839.05
  5. Step 5: Solve for x
    x = 70,364,604,839.05/439,227.44
  6. Step 6: Final answer
    x = 160,200.84

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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.