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Finding the Fourth Proportional to 297.22, 446.16 and 240.11

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Solution

The fourth proportional to 297.22, 446.16 and 240.11 is: 360.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.22 : 446.16 = 240.11 : x
  2. Step 2: Convert to fraction form
    297.22/446.16 = 240.11/x
  3. Step 3: Cross multiply
    297.22x = 446.16 × 240.11
  4. Step 4: Simplify right side
    297.22x = 107,128.98
  5. Step 5: Solve for x
    x = 107,128.98/297.22
  6. Step 6: Final answer
    x = 360.44

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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.