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Finding the Fourth Proportional to 270.82, 404.02 and 244.90

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Solution

The fourth proportional to 270.82, 404.02 and 244.90 is: 365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    270.82 : 404.02 = 244.90 : x
  2. Step 2: Convert to fraction form
    270.82/404.02 = 244.90/x
  3. Step 3: Cross multiply
    270.82x = 404.02 × 244.90
  4. Step 4: Simplify right side
    270.82x = 98,944.50
  5. Step 5: Solve for x
    x = 98,944.50/270.82
  6. Step 6: Final answer
    x = 365.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.