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Finding the Fourth Proportional to 576.28, 795.08 and 327.52

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Solution

The fourth proportional to 576.28, 795.08 and 327.52 is: 451.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.28 : 795.08 = 327.52 : x
  2. Step 2: Convert to fraction form
    576.28/795.08 = 327.52/x
  3. Step 3: Cross multiply
    576.28x = 795.08 × 327.52
  4. Step 4: Simplify right side
    576.28x = 260,404.60
  5. Step 5: Solve for x
    x = 260,404.60/576.28
  6. Step 6: Final answer
    x = 451.87

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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.