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Finding the Fourth Proportional to 244.11, 335.06 and 223.35

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Solution

The fourth proportional to 244.11, 335.06 and 223.35 is: 306.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.11 : 335.06 = 223.35 : x
  2. Step 2: Convert to fraction form
    244.11/335.06 = 223.35/x
  3. Step 3: Cross multiply
    244.11x = 335.06 × 223.35
  4. Step 4: Simplify right side
    244.11x = 74,835.65
  5. Step 5: Solve for x
    x = 74,835.65/244.11
  6. Step 6: Final answer
    x = 306.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.