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Finding the Fourth Proportional to 360,691.73, 497,759.51 and 224,780.61

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Solution

The fourth proportional to 360,691.73, 497,759.51 and 224,780.61 is: 310,200.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,691.73 : 497,759.51 = 224,780.61 : x
  2. Step 2: Convert to fraction form
    360,691.73/497,759.51 = 224,780.61/x
  3. Step 3: Cross multiply
    360,691.73x = 497,759.51 × 224,780.61
  4. Step 4: Simplify right side
    360,691.73x = 111,886,685,167.20
  5. Step 5: Solve for x
    x = 111,886,685,167.20/360,691.73
  6. Step 6: Final answer
    x = 310,200.31

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1.5x scale

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.