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Finding the Fourth Proportional to 363.00, 500.55 and 269.60

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Solution

The fourth proportional to 363.00, 500.55 and 269.60 is: 371.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.00 : 500.55 = 269.60 : x
  2. Step 2: Convert to fraction form
    363.00/500.55 = 269.60/x
  3. Step 3: Cross multiply
    363.00x = 500.55 × 269.60
  4. Step 4: Simplify right side
    363.00x = 134,944.77
  5. Step 5: Solve for x
    x = 134,944.77/363.00
  6. Step 6: Final answer
    x = 371.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.