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Finding the Fourth Proportional to 573.06, 791.02 and 426.18

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Solution

The fourth proportional to 573.06, 791.02 and 426.18 is: 588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.06 : 791.02 = 426.18 : x
  2. Step 2: Convert to fraction form
    573.06/791.02 = 426.18/x
  3. Step 3: Cross multiply
    573.06x = 791.02 × 426.18
  4. Step 4: Simplify right side
    573.06x = 337,116.90
  5. Step 5: Solve for x
    x = 337,116.90/573.06
  6. Step 6: Final answer
    x = 588.28

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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.