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Finding the Fourth Proportional to 322,850.94, 445,540.26 and 179,624.34

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Solution

The fourth proportional to 322,850.94, 445,540.26 and 179,624.34 is: 247,884.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,850.94 : 445,540.26 = 179,624.34 : x
  2. Step 2: Convert to fraction form
    322,850.94/445,540.26 = 179,624.34/x
  3. Step 3: Cross multiply
    322,850.94x = 445,540.26 × 179,624.34
  4. Step 4: Simplify right side
    322,850.94x = 80,029,875,145.93
  5. Step 5: Solve for x
    x = 80,029,875,145.93/322,850.94
  6. Step 6: Final answer
    x = 247,884.91

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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.