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Finding the Fourth Proportional to 337,371.28, 465,572.84 and 194,128.48

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Solution

The fourth proportional to 337,371.28, 465,572.84 and 194,128.48 is: 267,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,371.28 : 465,572.84 = 194,128.48 : x
  2. Step 2: Convert to fraction form
    337,371.28/465,572.84 = 194,128.48/x
  3. Step 3: Cross multiply
    337,371.28x = 465,572.84 × 194,128.48
  4. Step 4: Simplify right side
    337,371.28x = 90,380,947,758.48
  5. Step 5: Solve for x
    x = 90,380,947,758.48/337,371.28
  6. Step 6: Final answer
    x = 267,897.57

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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.