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Finding the Fourth Proportional to 325.98, 488.52 and 234.84

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Solution

The fourth proportional to 325.98, 488.52 and 234.84 is: 351.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.98 : 488.52 = 234.84 : x
  2. Step 2: Convert to fraction form
    325.98/488.52 = 234.84/x
  3. Step 3: Cross multiply
    325.98x = 488.52 × 234.84
  4. Step 4: Simplify right side
    325.98x = 114,724.04
  5. Step 5: Solve for x
    x = 114,724.04/325.98
  6. Step 6: Final answer
    x = 351.94

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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.