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Finding the Fourth Proportional to 234.24, 350.88 and 210.24

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Solution

The fourth proportional to 234.24, 350.88 and 210.24 is: 314.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.24 : 350.88 = 210.24 : x
  2. Step 2: Convert to fraction form
    234.24/350.88 = 210.24/x
  3. Step 3: Cross multiply
    234.24x = 350.88 × 210.24
  4. Step 4: Simplify right side
    234.24x = 73,769.01
  5. Step 5: Solve for x
    x = 73,769.01/234.24
  6. Step 6: Final answer
    x = 314.93

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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.