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Finding the Fourth Proportional to 235.63, 327.43 and 233.11

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Solution

The fourth proportional to 235.63, 327.43 and 233.11 is: 323.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.63 : 327.43 = 233.11 : x
  2. Step 2: Convert to fraction form
    235.63/327.43 = 233.11/x
  3. Step 3: Cross multiply
    235.63x = 327.43 × 233.11
  4. Step 4: Simplify right side
    235.63x = 76,324.40
  5. Step 5: Solve for x
    x = 76,324.40/235.63
  6. Step 6: Final answer
    x = 323.92

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.