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Finding the Fourth Proportional to 251.03, 375.47 and 202.97

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Solution

The fourth proportional to 251.03, 375.47 and 202.97 is: 303.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.03 : 375.47 = 202.97 : x
  2. Step 2: Convert to fraction form
    251.03/375.47 = 202.97/x
  3. Step 3: Cross multiply
    251.03x = 375.47 × 202.97
  4. Step 4: Simplify right side
    251.03x = 76,209.83
  5. Step 5: Solve for x
    x = 76,209.83/251.03
  6. Step 6: Final answer
    x = 303.59

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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.