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Finding the Fourth Proportional to 294.56, 441.84 and 226.21

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Solution

The fourth proportional to 294.56, 441.84 and 226.21 is: 339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.56 : 441.84 = 226.21 : x
  2. Step 2: Convert to fraction form
    294.56/441.84 = 226.21/x
  3. Step 3: Cross multiply
    294.56x = 441.84 × 226.21
  4. Step 4: Simplify right side
    294.56x = 99,946.42
  5. Step 5: Solve for x
    x = 99,946.42/294.56
  6. Step 6: Final answer
    x = 339.31

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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.