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Finding the Fourth Proportional to 576.23, 795.23 and 327.49

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Solution

The fourth proportional to 576.23, 795.23 and 327.49 is: 451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.23 : 795.23 = 327.49 : x
  2. Step 2: Convert to fraction form
    576.23/795.23 = 327.49/x
  3. Step 3: Cross multiply
    576.23x = 795.23 × 327.49
  4. Step 4: Simplify right side
    576.23x = 260,429.87
  5. Step 5: Solve for x
    x = 260,429.87/576.23
  6. Step 6: Final answer
    x = 451.95

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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.