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Finding the Fourth Proportional to 236.34, 352.94 and 233.81

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Solution

The fourth proportional to 236.34, 352.94 and 233.81 is: 349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.34 : 352.94 = 233.81 : x
  2. Step 2: Convert to fraction form
    236.34/352.94 = 233.81/x
  3. Step 3: Cross multiply
    236.34x = 352.94 × 233.81
  4. Step 4: Simplify right side
    236.34x = 82,517.97
  5. Step 5: Solve for x
    x = 82,517.97/236.34
  6. Step 6: Final answer
    x = 349.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.