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Finding the Fourth Proportional to 250.01, 374.78 and 229.50

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Solution

The fourth proportional to 250.01, 374.78 and 229.50 is: 344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.01 : 374.78 = 229.50 : x
  2. Step 2: Convert to fraction form
    250.01/374.78 = 229.50/x
  3. Step 3: Cross multiply
    250.01x = 374.78 × 229.50
  4. Step 4: Simplify right side
    250.01x = 86,010.86
  5. Step 5: Solve for x
    x = 86,010.86/250.01
  6. Step 6: Final answer
    x = 344.04

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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.