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Finding the Fourth Proportional to 576.28, 795.24 and 327.57

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Solution

The fourth proportional to 576.28, 795.24 and 327.57 is: 452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.28 : 795.24 = 327.57 : x
  2. Step 2: Convert to fraction form
    576.28/795.24 = 327.57/x
  3. Step 3: Cross multiply
    576.28x = 795.24 × 327.57
  4. Step 4: Simplify right side
    576.28x = 260,495.13
  5. Step 5: Solve for x
    x = 260,495.13/576.28
  6. Step 6: Final answer
    x = 452.03

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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.