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Finding the Fourth Proportional to 250.19, 344.69 and 234.53

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Solution

The fourth proportional to 250.19, 344.69 and 234.53 is: 323.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.19 : 344.69 = 234.53 : x
  2. Step 2: Convert to fraction form
    250.19/344.69 = 234.53/x
  3. Step 3: Cross multiply
    250.19x = 344.69 × 234.53
  4. Step 4: Simplify right side
    250.19x = 80,839.42
  5. Step 5: Solve for x
    x = 80,839.42/250.19
  6. Step 6: Final answer
    x = 323.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.