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Finding the Fourth Proportional to 323.19, 486.68 and 232.52

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Solution

The fourth proportional to 323.19, 486.68 and 232.52 is: 350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.19 : 486.68 = 232.52 : x
  2. Step 2: Convert to fraction form
    323.19/486.68 = 232.52/x
  3. Step 3: Cross multiply
    323.19x = 486.68 × 232.52
  4. Step 4: Simplify right side
    323.19x = 113,160.11
  5. Step 5: Solve for x
    x = 113,160.11/323.19
  6. Step 6: Final answer
    x = 350.14

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.