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Finding the Fourth Proportional to 363.44, 544.38 and 351.08

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Solution

The fourth proportional to 363.44, 544.38 and 351.08 is: 525.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.44 : 544.38 = 351.08 : x
  2. Step 2: Convert to fraction form
    363.44/544.38 = 351.08/x
  3. Step 3: Cross multiply
    363.44x = 544.38 × 351.08
  4. Step 4: Simplify right side
    363.44x = 191,120.93
  5. Step 5: Solve for x
    x = 191,120.93/363.44
  6. Step 6: Final answer
    x = 525.87

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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.