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Finding the Fourth Proportional to 573.52, 791.24 and 468.42

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Solution

The fourth proportional to 573.52, 791.24 and 468.42 is: 646.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.52 : 791.24 = 468.42 : x
  2. Step 2: Convert to fraction form
    573.52/791.24 = 468.42/x
  3. Step 3: Cross multiply
    573.52x = 791.24 × 468.42
  4. Step 4: Simplify right side
    573.52x = 370,632.64
  5. Step 5: Solve for x
    x = 370,632.64/573.52
  6. Step 6: Final answer
    x = 646.24

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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.