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Finding the Fourth Proportional to 574.73, 793.18 and 350.65

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Solution

The fourth proportional to 574.73, 793.18 and 350.65 is: 483.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.73 : 793.18 = 350.65 : x
  2. Step 2: Convert to fraction form
    574.73/793.18 = 350.65/x
  3. Step 3: Cross multiply
    574.73x = 793.18 × 350.65
  4. Step 4: Simplify right side
    574.73x = 278,126.26
  5. Step 5: Solve for x
    x = 278,126.26/574.73
  6. Step 6: Final answer
    x = 483.92

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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.