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Finding the Fourth Proportional to 322,750.74, 445,418.28 and 179,524.11

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Solution

The fourth proportional to 322,750.74, 445,418.28 and 179,524.11 is: 247,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,750.74 : 445,418.28 = 179,524.11 : x
  2. Step 2: Convert to fraction form
    322,750.74/445,418.28 = 179,524.11/x
  3. Step 3: Cross multiply
    322,750.74x = 445,418.28 × 179,524.11
  4. Step 4: Simplify right side
    322,750.74x = 79,963,320,294.73
  5. Step 5: Solve for x
    x = 79,963,320,294.73/322,750.74
  6. Step 6: Final answer
    x = 247,755.65

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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.