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Finding the Fourth Proportional to 322.05, 444.43 and 174.68

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Solution

The fourth proportional to 322.05, 444.43 and 174.68 is: 241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.05 : 444.43 = 174.68 : x
  2. Step 2: Convert to fraction form
    322.05/444.43 = 174.68/x
  3. Step 3: Cross multiply
    322.05x = 444.43 × 174.68
  4. Step 4: Simplify right side
    322.05x = 77,633.45
  5. Step 5: Solve for x
    x = 77,633.45/322.05
  6. Step 6: Final answer
    x = 241.06

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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.