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Finding the Fourth Proportional to 573.53, 791.84 and 534.27

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Solution

The fourth proportional to 573.53, 791.84 and 534.27 is: 737.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.53 : 791.84 = 534.27 : x
  2. Step 2: Convert to fraction form
    573.53/791.84 = 534.27/x
  3. Step 3: Cross multiply
    573.53x = 791.84 × 534.27
  4. Step 4: Simplify right side
    573.53x = 423,053.69
  5. Step 5: Solve for x
    x = 423,053.69/573.53
  6. Step 6: Final answer
    x = 737.64

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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.