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Finding the Fourth Proportional to 277.92, 416.51 and 201.14

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Solution

The fourth proportional to 277.92, 416.51 and 201.14 is: 301.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277.92 : 416.51 = 201.14 : x
  2. Step 2: Convert to fraction form
    277.92/416.51 = 201.14/x
  3. Step 3: Cross multiply
    277.92x = 416.51 × 201.14
  4. Step 4: Simplify right side
    277.92x = 83,776.82
  5. Step 5: Solve for x
    x = 83,776.82/277.92
  6. Step 6: Final answer
    x = 301.44

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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.