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Finding the Fourth Proportional to 273.88, 410.01 and 201.25

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Solution

The fourth proportional to 273.88, 410.01 and 201.25 is: 301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.88 : 410.01 = 201.25 : x
  2. Step 2: Convert to fraction form
    273.88/410.01 = 201.25/x
  3. Step 3: Cross multiply
    273.88x = 410.01 × 201.25
  4. Step 4: Simplify right side
    273.88x = 82,514.51
  5. Step 5: Solve for x
    x = 82,514.51/273.88
  6. Step 6: Final answer
    x = 301.28

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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.