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Finding the Fourth Proportional to 277.73, 416.06 and 181.25

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Solution

The fourth proportional to 277.73, 416.06 and 181.25 is: 271.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    277.73 : 416.06 = 181.25 : x
  2. Step 2: Convert to fraction form
    277.73/416.06 = 181.25/x
  3. Step 3: Cross multiply
    277.73x = 416.06 × 181.25
  4. Step 4: Simplify right side
    277.73x = 75,409.97
  5. Step 5: Solve for x
    x = 75,409.97/277.73
  6. Step 6: Final answer
    x = 271.52

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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.