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Finding the Fourth Proportional to 576.50, 795.59 and 327.83

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Solution

The fourth proportional to 576.50, 795.59 and 327.83 is: 452.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.50 : 795.59 = 327.83 : x
  2. Step 2: Convert to fraction form
    576.50/795.59 = 327.83/x
  3. Step 3: Cross multiply
    576.50x = 795.59 × 327.83
  4. Step 4: Simplify right side
    576.50x = 260,818.27
  5. Step 5: Solve for x
    x = 260,818.27/576.50
  6. Step 6: Final answer
    x = 452.42

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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.