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Finding the Fourth Proportional to 270.03, 404.44 and 263.96

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Solution

The fourth proportional to 270.03, 404.44 and 263.96 is: 395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    270.03 : 404.44 = 263.96 : x
  2. Step 2: Convert to fraction form
    270.03/404.44 = 263.96/x
  3. Step 3: Cross multiply
    270.03x = 404.44 × 263.96
  4. Step 4: Simplify right side
    270.03x = 106,755.98
  5. Step 5: Solve for x
    x = 106,755.98/270.03
  6. Step 6: Final answer
    x = 395.35

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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.