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Finding the Fourth Proportional to 377.22, 566.06 and 223.28

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Solution

The fourth proportional to 377.22, 566.06 and 223.28 is: 335.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.22 : 566.06 = 223.28 : x
  2. Step 2: Convert to fraction form
    377.22/566.06 = 223.28/x
  3. Step 3: Cross multiply
    377.22x = 566.06 × 223.28
  4. Step 4: Simplify right side
    377.22x = 126,385.93
  5. Step 5: Solve for x
    x = 126,385.93/377.22
  6. Step 6: Final answer
    x = 335.05

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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.