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Finding the Fourth Proportional to 573.59, 791.33 and 352.46

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Solution

The fourth proportional to 573.59, 791.33 and 352.46 is: 486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.59 : 791.33 = 352.46 : x
  2. Step 2: Convert to fraction form
    573.59/791.33 = 352.46/x
  3. Step 3: Cross multiply
    573.59x = 791.33 × 352.46
  4. Step 4: Simplify right side
    573.59x = 278,906.45
  5. Step 5: Solve for x
    x = 278,906.45/573.59
  6. Step 6: Final answer
    x = 486.25

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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.