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Finding the Fourth Proportional to 233.84, 349.92 and 203.52

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Solution

The fourth proportional to 233.84, 349.92 and 203.52 is: 304.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.84 : 349.92 = 203.52 : x
  2. Step 2: Convert to fraction form
    233.84/349.92 = 203.52/x
  3. Step 3: Cross multiply
    233.84x = 349.92 × 203.52
  4. Step 4: Simplify right side
    233.84x = 71,215.72
  5. Step 5: Solve for x
    x = 71,215.72/233.84
  6. Step 6: Final answer
    x = 304.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.