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Finding the Fourth Proportional to 363.87, 545.94 and 295.56

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Solution

The fourth proportional to 363.87, 545.94 and 295.56 is: 443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.87 : 545.94 = 295.56 : x
  2. Step 2: Convert to fraction form
    363.87/545.94 = 295.56/x
  3. Step 3: Cross multiply
    363.87x = 545.94 × 295.56
  4. Step 4: Simplify right side
    363.87x = 161,358.03
  5. Step 5: Solve for x
    x = 161,358.03/363.87
  6. Step 6: Final answer
    x = 443.45

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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.