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Finding the Fourth Proportional to 532,182.69, 798,507.87 and 279,404.44

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Solution

The fourth proportional to 532,182.69, 798,507.87 and 279,404.44 is: 419,229.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,182.69 : 798,507.87 = 279,404.44 : x
  2. Step 2: Convert to fraction form
    532,182.69/798,507.87 = 279,404.44/x
  3. Step 3: Cross multiply
    532,182.69x = 798,507.87 × 279,404.44
  4. Step 4: Simplify right side
    532,182.69x = 223,106,644,252.94
  5. Step 5: Solve for x
    x = 223,106,644,252.94/532,182.69
  6. Step 6: Final answer
    x = 419,229.43

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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.