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Finding the Fourth Proportional to 414.62, 572.24 and 246.67

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Solution

The fourth proportional to 414.62, 572.24 and 246.67 is: 340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.62 : 572.24 = 246.67 : x
  2. Step 2: Convert to fraction form
    414.62/572.24 = 246.67/x
  3. Step 3: Cross multiply
    414.62x = 572.24 × 246.67
  4. Step 4: Simplify right side
    414.62x = 141,150.35
  5. Step 5: Solve for x
    x = 141,150.35/414.62
  6. Step 6: Final answer
    x = 340.43

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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.