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Finding the Fourth Proportional to 576.73, 864.96 and 333.73

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Solution

The fourth proportional to 576.73, 864.96 and 333.73 is: 500.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.73 : 864.96 = 333.73 : x
  2. Step 2: Convert to fraction form
    576.73/864.96 = 333.73/x
  3. Step 3: Cross multiply
    576.73x = 864.96 × 333.73
  4. Step 4: Simplify right side
    576.73x = 288,663.10
  5. Step 5: Solve for x
    x = 288,663.10/576.73
  6. Step 6: Final answer
    x = 500.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.