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Finding the Fourth Proportional to 593,013.87, 888,589.35 and 458,407.85

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Solution

The fourth proportional to 593,013.87, 888,589.35 and 458,407.85 is: 686,891.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,013.87 : 888,589.35 = 458,407.85 : x
  2. Step 2: Convert to fraction form
    593,013.87/888,589.35 = 458,407.85/x
  3. Step 3: Cross multiply
    593,013.87x = 888,589.35 × 458,407.85
  4. Step 4: Simplify right side
    593,013.87x = 407,336,329,023.45
  5. Step 5: Solve for x
    x = 407,336,329,023.45/593,013.87
  6. Step 6: Final answer
    x = 686,891.74

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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.