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Finding the Fourth Proportional to 574.65, 793.02 and 325.97

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Solution

The fourth proportional to 574.65, 793.02 and 325.97 is: 449.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.65 : 793.02 = 325.97 : x
  2. Step 2: Convert to fraction form
    574.65/793.02 = 325.97/x
  3. Step 3: Cross multiply
    574.65x = 793.02 × 325.97
  4. Step 4: Simplify right side
    574.65x = 258,495.13
  5. Step 5: Solve for x
    x = 258,495.13/574.65
  6. Step 6: Final answer
    x = 449.83

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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.