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Finding the Fourth Proportional to 723.33, 994.00 and 575.71

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Solution

The fourth proportional to 723.33, 994.00 and 575.71 is: 791.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    723.33 : 994.00 = 575.71 : x
  2. Step 2: Convert to fraction form
    723.33/994.00 = 575.71/x
  3. Step 3: Cross multiply
    723.33x = 994.00 × 575.71
  4. Step 4: Simplify right side
    723.33x = 572,251.28
  5. Step 5: Solve for x
    x = 572,251.28/723.33
  6. Step 6: Final answer
    x = 791.13

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.