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Finding the Fourth Proportional to 471,143.79, 650,175.26 and 267,234.39

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Solution

The fourth proportional to 471,143.79, 650,175.26 and 267,234.39 is: 368,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,143.79 : 650,175.26 = 267,234.39 : x
  2. Step 2: Convert to fraction form
    471,143.79/650,175.26 = 267,234.39/x
  3. Step 3: Cross multiply
    471,143.79x = 650,175.26 × 267,234.39
  4. Step 4: Simplify right side
    471,143.79x = 173,749,187,663.02
  5. Step 5: Solve for x
    x = 173,749,187,663.02/471,143.79
  6. Step 6: Final answer
    x = 368,781.66

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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.