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Finding the Fourth Proportional to 337,710.44, 506,566.25 and 138,030.65

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Solution

The fourth proportional to 337,710.44, 506,566.25 and 138,030.65 is: 207,046.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,710.44 : 506,566.25 = 138,030.65 : x
  2. Step 2: Convert to fraction form
    337,710.44/506,566.25 = 138,030.65/x
  3. Step 3: Cross multiply
    337,710.44x = 506,566.25 × 138,030.65
  4. Step 4: Simplify right side
    337,710.44x = 69,921,665,532.58
  5. Step 5: Solve for x
    x = 69,921,665,532.58/337,710.44
  6. Step 6: Final answer
    x = 207,046.21

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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.