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Finding the Fourth Proportional to 414.48, 572.06 and 237.45

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Solution

The fourth proportional to 414.48, 572.06 and 237.45 is: 327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.48 : 572.06 = 237.45 : x
  2. Step 2: Convert to fraction form
    414.48/572.06 = 237.45/x
  3. Step 3: Cross multiply
    414.48x = 572.06 × 237.45
  4. Step 4: Simplify right side
    414.48x = 135,835.65
  5. Step 5: Solve for x
    x = 135,835.65/414.48
  6. Step 6: Final answer
    x = 327.73

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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.