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Finding the Fourth Proportional to 414.03, 572.01 and 352.56

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Solution

The fourth proportional to 414.03, 572.01 and 352.56 is: 487.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.03 : 572.01 = 352.56 : x
  2. Step 2: Convert to fraction form
    414.03/572.01 = 352.56/x
  3. Step 3: Cross multiply
    414.03x = 572.01 × 352.56
  4. Step 4: Simplify right side
    414.03x = 201,667.85
  5. Step 5: Solve for x
    x = 201,667.85/414.03
  6. Step 6: Final answer
    x = 487.09

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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.