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Finding the Fourth Proportional to 417.03, 624.54 and 233.97

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Solution

The fourth proportional to 417.03, 624.54 and 233.97 is: 350.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    417.03 : 624.54 = 233.97 : x
  2. Step 2: Convert to fraction form
    417.03/624.54 = 233.97/x
  3. Step 3: Cross multiply
    417.03x = 624.54 × 233.97
  4. Step 4: Simplify right side
    417.03x = 146,123.62
  5. Step 5: Solve for x
    x = 146,123.62/417.03
  6. Step 6: Final answer
    x = 350.39

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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.