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Finding the Fourth Proportional to 265,791.58, 398,687.37 and 182,432.86

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Solution

The fourth proportional to 265,791.58, 398,687.37 and 182,432.86 is: 273,649.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,791.58 : 398,687.37 = 182,432.86 : x
  2. Step 2: Convert to fraction form
    265,791.58/398,687.37 = 182,432.86/x
  3. Step 3: Cross multiply
    265,791.58x = 398,687.37 × 182,432.86
  4. Step 4: Simplify right side
    265,791.58x = 72,733,677,154.98
  5. Step 5: Solve for x
    x = 72,733,677,154.98/265,791.58
  6. Step 6: Final answer
    x = 273,649.29

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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.