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Finding the Fourth Proportional to 337,128.44, 465,251.38 and 193,888.58

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Solution

The fourth proportional to 337,128.44, 465,251.38 and 193,888.58 is: 267,574.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,128.44 : 465,251.38 = 193,888.58 : x
  2. Step 2: Convert to fraction form
    337,128.44/465,251.38 = 193,888.58/x
  3. Step 3: Cross multiply
    337,128.44x = 465,251.38 × 193,888.58
  4. Step 4: Simplify right side
    337,128.44x = 90,206,930,089.65
  5. Step 5: Solve for x
    x = 90,206,930,089.65/337,128.44
  6. Step 6: Final answer
    x = 267,574.37

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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.