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Finding the Fourth Proportional to 234.96, 350.58 and 233.60

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Solution

The fourth proportional to 234.96, 350.58 and 233.60 is: 348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.96 : 350.58 = 233.60 : x
  2. Step 2: Convert to fraction form
    234.96/350.58 = 233.60/x
  3. Step 3: Cross multiply
    234.96x = 350.58 × 233.60
  4. Step 4: Simplify right side
    234.96x = 81,895.49
  5. Step 5: Solve for x
    x = 81,895.49/234.96
  6. Step 6: Final answer
    x = 348.55

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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.