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Finding the Fourth Proportional to 550.73, 826.10 and 226.01

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Solution

The fourth proportional to 550.73, 826.10 and 226.01 is: 339.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    550.73 : 826.10 = 226.01 : x
  2. Step 2: Convert to fraction form
    550.73/826.10 = 226.01/x
  3. Step 3: Cross multiply
    550.73x = 826.10 × 226.01
  4. Step 4: Simplify right side
    550.73x = 186,706.86
  5. Step 5: Solve for x
    x = 186,706.86/550.73
  6. Step 6: Final answer
    x = 339.02

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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.