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Finding the Fourth Proportional to 429,241.26, 592,380.60 and 247,960.82

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Solution

The fourth proportional to 429,241.26, 592,380.60 and 247,960.82 is: 342,201.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,241.26 : 592,380.60 = 247,960.82 : x
  2. Step 2: Convert to fraction form
    429,241.26/592,380.60 = 247,960.82/x
  3. Step 3: Cross multiply
    429,241.26x = 592,380.60 × 247,960.82
  4. Step 4: Simplify right side
    429,241.26x = 146,887,179,328.09
  5. Step 5: Solve for x
    x = 146,887,179,328.09/429,241.26
  6. Step 6: Final answer
    x = 342,201.91

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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.