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Finding the Fourth Proportional to 338,663.73, 467,377.02 and 187,760.73

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Solution

The fourth proportional to 338,663.73, 467,377.02 and 187,760.73 is: 259,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,663.73 : 467,377.02 = 187,760.73 : x
  2. Step 2: Convert to fraction form
    338,663.73/467,377.02 = 187,760.73/x
  3. Step 3: Cross multiply
    338,663.73x = 467,377.02 × 187,760.73
  4. Step 4: Simplify right side
    338,663.73x = 87,755,050,460.42
  5. Step 5: Solve for x
    x = 87,755,050,460.42/338,663.73
  6. Step 6: Final answer
    x = 259,121.49

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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.