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Finding the Fourth Proportional to 273.48, 409.62 and 236.04

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Solution

The fourth proportional to 273.48, 409.62 and 236.04 is: 353.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.48 : 409.62 = 236.04 : x
  2. Step 2: Convert to fraction form
    273.48/409.62 = 236.04/x
  3. Step 3: Cross multiply
    273.48x = 409.62 × 236.04
  4. Step 4: Simplify right side
    273.48x = 96,686.70
  5. Step 5: Solve for x
    x = 96,686.70/273.48
  6. Step 6: Final answer
    x = 353.54

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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.