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Finding the Fourth Proportional to 234.70, 352.05 and 233.35

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Solution

The fourth proportional to 234.70, 352.05 and 233.35 is: 350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.70 : 352.05 = 233.35 : x
  2. Step 2: Convert to fraction form
    234.70/352.05 = 233.35/x
  3. Step 3: Cross multiply
    234.70x = 352.05 × 233.35
  4. Step 4: Simplify right side
    234.70x = 82,150.87
  5. Step 5: Solve for x
    x = 82,150.87/234.70
  6. Step 6: Final answer
    x = 350.03

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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.