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Finding the Fourth Proportional to 323.88, 446.97 and 182.10

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Solution

The fourth proportional to 323.88, 446.97 and 182.10 is: 251.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.88 : 446.97 = 182.10 : x
  2. Step 2: Convert to fraction form
    323.88/446.97 = 182.10/x
  3. Step 3: Cross multiply
    323.88x = 446.97 × 182.10
  4. Step 4: Simplify right side
    323.88x = 81,393.24
  5. Step 5: Solve for x
    x = 81,393.24/323.88
  6. Step 6: Final answer
    x = 251.31

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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.