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Finding the Fourth Proportional to 549.82, 758.82 and 467.29

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Solution

The fourth proportional to 549.82, 758.82 and 467.29 is: 644.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.82 : 758.82 = 467.29 : x
  2. Step 2: Convert to fraction form
    549.82/758.82 = 467.29/x
  3. Step 3: Cross multiply
    549.82x = 758.82 × 467.29
  4. Step 4: Simplify right side
    549.82x = 354,589.00
  5. Step 5: Solve for x
    x = 354,589.00/549.82
  6. Step 6: Final answer
    x = 644.92

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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.