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Finding the Fourth Proportional to 573.85, 791.62 and 363.97

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Solution

The fourth proportional to 573.85, 791.62 and 363.97 is: 502.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.85 : 791.62 = 363.97 : x
  2. Step 2: Convert to fraction form
    573.85/791.62 = 363.97/x
  3. Step 3: Cross multiply
    573.85x = 791.62 × 363.97
  4. Step 4: Simplify right side
    573.85x = 288,125.93
  5. Step 5: Solve for x
    x = 288,125.93/573.85
  6. Step 6: Final answer
    x = 502.09

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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.