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Finding the Fourth Proportional to 292,893.79, 439,182.70 and 132,882.41

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Solution

The fourth proportional to 292,893.79, 439,182.70 and 132,882.41 is: 199,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,893.79 : 439,182.70 = 132,882.41 : x
  2. Step 2: Convert to fraction form
    292,893.79/439,182.70 = 132,882.41/x
  3. Step 3: Cross multiply
    292,893.79x = 439,182.70 × 132,882.41
  4. Step 4: Simplify right side
    292,893.79x = 58,359,655,884.32
  5. Step 5: Solve for x
    x = 58,359,655,884.32/292,893.79
  6. Step 6: Final answer
    x = 199,251.94

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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.