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Finding the Fourth Proportional to 337,641.76, 506,537.52 and 127,281.52

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Solution

The fourth proportional to 337,641.76, 506,537.52 and 127,281.52 is: 190,950.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,641.76 : 506,537.52 = 127,281.52 : x
  2. Step 2: Convert to fraction form
    337,641.76/506,537.52 = 127,281.52/x
  3. Step 3: Cross multiply
    337,641.76x = 506,537.52 × 127,281.52
  4. Step 4: Simplify right side
    337,641.76x = 64,472,865,482.63
  5. Step 5: Solve for x
    x = 64,472,865,482.63/337,641.76
  6. Step 6: Final answer
    x = 190,950.51

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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.