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Finding the Fourth Proportional to 322.47, 444.98 and 182.59

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Solution

The fourth proportional to 322.47, 444.98 and 182.59 is: 251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.47 : 444.98 = 182.59 : x
  2. Step 2: Convert to fraction form
    322.47/444.98 = 182.59/x
  3. Step 3: Cross multiply
    322.47x = 444.98 × 182.59
  4. Step 4: Simplify right side
    322.47x = 81,249.72
  5. Step 5: Solve for x
    x = 81,249.72/322.47
  6. Step 6: Final answer
    x = 251.96

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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.