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Finding the Fourth Proportional to 549.76, 758.33 and 363.25

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Solution

The fourth proportional to 549.76, 758.33 and 363.25 is: 501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.76 : 758.33 = 363.25 : x
  2. Step 2: Convert to fraction form
    549.76/758.33 = 363.25/x
  3. Step 3: Cross multiply
    549.76x = 758.33 × 363.25
  4. Step 4: Simplify right side
    549.76x = 275,459.58
  5. Step 5: Solve for x
    x = 275,459.58/549.76
  6. Step 6: Final answer
    x = 501.06

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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.