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Finding the Fourth Proportional to 544.93, 817.31 and 179.73

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Solution

The fourth proportional to 544.93, 817.31 and 179.73 is: 269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.93 : 817.31 = 179.73 : x
  2. Step 2: Convert to fraction form
    544.93/817.31 = 179.73/x
  3. Step 3: Cross multiply
    544.93x = 817.31 × 179.73
  4. Step 4: Simplify right side
    544.93x = 146,890.14
  5. Step 5: Solve for x
    x = 146,890.14/544.93
  6. Step 6: Final answer
    x = 269.56

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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.