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Finding the Fourth Proportional to 363.06, 544.35 and 180.21

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Solution

The fourth proportional to 363.06, 544.35 and 180.21 is: 270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.06 : 544.35 = 180.21 : x
  2. Step 2: Convert to fraction form
    363.06/544.35 = 180.21/x
  3. Step 3: Cross multiply
    363.06x = 544.35 × 180.21
  4. Step 4: Simplify right side
    363.06x = 98,097.31
  5. Step 5: Solve for x
    x = 98,097.31/363.06
  6. Step 6: Final answer
    x = 270.20

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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.