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Finding the Fourth Proportional to 363.05, 544.66 and 180.23

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Solution

The fourth proportional to 363.05, 544.66 and 180.23 is: 270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.05 : 544.66 = 180.23 : x
  2. Step 2: Convert to fraction form
    363.05/544.66 = 180.23/x
  3. Step 3: Cross multiply
    363.05x = 544.66 × 180.23
  4. Step 4: Simplify right side
    363.05x = 98,164.07
  5. Step 5: Solve for x
    x = 98,164.07/363.05
  6. Step 6: Final answer
    x = 270.39

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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.