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Finding the Fourth Proportional to 337.52, 465.62 and 219.49

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Solution

The fourth proportional to 337.52, 465.62 and 219.49 is: 302.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.52 : 465.62 = 219.49 : x
  2. Step 2: Convert to fraction form
    337.52/465.62 = 219.49/x
  3. Step 3: Cross multiply
    337.52x = 465.62 × 219.49
  4. Step 4: Simplify right side
    337.52x = 102,198.93
  5. Step 5: Solve for x
    x = 102,198.93/337.52
  6. Step 6: Final answer
    x = 302.79

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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.