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Finding the Fourth Proportional to 535.96, 804.08 and 247.44

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Solution

The fourth proportional to 535.96, 804.08 and 247.44 is: 371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.96 : 804.08 = 247.44 : x
  2. Step 2: Convert to fraction form
    535.96/804.08 = 247.44/x
  3. Step 3: Cross multiply
    535.96x = 804.08 × 247.44
  4. Step 4: Simplify right side
    535.96x = 198,961.56
  5. Step 5: Solve for x
    x = 198,961.56/535.96
  6. Step 6: Final answer
    x = 371.22

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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.