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Finding the Fourth Proportional to 574.01, 791.84 and 363.83

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Solution

The fourth proportional to 574.01, 791.84 and 363.83 is: 501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.01 : 791.84 = 363.83 : x
  2. Step 2: Convert to fraction form
    574.01/791.84 = 363.83/x
  3. Step 3: Cross multiply
    574.01x = 791.84 × 363.83
  4. Step 4: Simplify right side
    574.01x = 288,095.15
  5. Step 5: Solve for x
    x = 288,095.15/574.01
  6. Step 6: Final answer
    x = 501.90

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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.