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Finding the Fourth Proportional to 363.02, 544.48 and 103.04

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Solution

The fourth proportional to 363.02, 544.48 and 103.04 is: 154.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.02 : 544.48 = 103.04 : x
  2. Step 2: Convert to fraction form
    363.02/544.48 = 103.04/x
  3. Step 3: Cross multiply
    363.02x = 544.48 × 103.04
  4. Step 4: Simplify right side
    363.02x = 56,100.24
  5. Step 5: Solve for x
    x = 56,100.24/363.02
  6. Step 6: Final answer
    x = 154.54

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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.