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Finding the Fourth Proportional to 549.97, 758.65 and 350.44

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Solution

The fourth proportional to 549.97, 758.65 and 350.44 is: 483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.97 : 758.65 = 350.44 : x
  2. Step 2: Convert to fraction form
    549.97/758.65 = 350.44/x
  3. Step 3: Cross multiply
    549.97x = 758.65 × 350.44
  4. Step 4: Simplify right side
    549.97x = 265,861.31
  5. Step 5: Solve for x
    x = 265,861.31/549.97
  6. Step 6: Final answer
    x = 483.41

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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.