Home / 469,198.08-647,527.68-267,989.76

Finding the Fourth Proportional to 469,198.08, 647,527.68 and 267,989.76

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Solution

The fourth proportional to 469,198.08, 647,527.68 and 267,989.76 is: 369,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,198.08 : 647,527.68 = 267,989.76 : x
  2. Step 2: Convert to fraction form
    469,198.08/647,527.68 = 267,989.76/x
  3. Step 3: Cross multiply
    469,198.08x = 647,527.68 × 267,989.76
  4. Step 4: Simplify right side
    469,198.08x = 173,530,787,556.56
  5. Step 5: Solve for x
    x = 173,530,787,556.56/469,198.08
  6. Step 6: Final answer
    x = 369,845.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.