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Finding the Fourth Proportional to 376.37, 564.56 and 222.23

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Solution

The fourth proportional to 376.37, 564.56 and 222.23 is: 333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.37 : 564.56 = 222.23 : x
  2. Step 2: Convert to fraction form
    376.37/564.56 = 222.23/x
  3. Step 3: Cross multiply
    376.37x = 564.56 × 222.23
  4. Step 4: Simplify right side
    376.37x = 125,458.23
  5. Step 5: Solve for x
    x = 125,458.23/376.37
  6. Step 6: Final answer
    x = 333.34

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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.