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Finding the Fourth Proportional to 549.91, 824.72 and 241.84

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Solution

The fourth proportional to 549.91, 824.72 and 241.84 is: 362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.91 : 824.72 = 241.84 : x
  2. Step 2: Convert to fraction form
    549.91/824.72 = 241.84/x
  3. Step 3: Cross multiply
    549.91x = 824.72 × 241.84
  4. Step 4: Simplify right side
    549.91x = 199,446.77
  5. Step 5: Solve for x
    x = 199,446.77/549.91
  6. Step 6: Final answer
    x = 362.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.