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Finding the Fourth Proportional to 381,092.03, 571,859.48 and 170,729.97

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Solution

The fourth proportional to 381,092.03, 571,859.48 and 170,729.97 is: 256,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,092.03 : 571,859.48 = 170,729.97 : x
  2. Step 2: Convert to fraction form
    381,092.03/571,859.48 = 170,729.97/x
  3. Step 3: Cross multiply
    381,092.03x = 571,859.48 × 170,729.97
  4. Step 4: Simplify right side
    381,092.03x = 97,633,549,186.61
  5. Step 5: Solve for x
    x = 97,633,549,186.61/381,092.03
  6. Step 6: Final answer
    x = 256,194.15

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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.