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Finding the Fourth Proportional to 574.53, 793.22 and 535.27

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Solution

The fourth proportional to 574.53, 793.22 and 535.27 is: 739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.53 : 793.22 = 535.27 : x
  2. Step 2: Convert to fraction form
    574.53/793.22 = 535.27/x
  3. Step 3: Cross multiply
    574.53x = 793.22 × 535.27
  4. Step 4: Simplify right side
    574.53x = 424,586.87
  5. Step 5: Solve for x
    x = 424,586.87/574.53
  6. Step 6: Final answer
    x = 739.02

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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.