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Finding the Fourth Proportional to 273.44, 410.48 and 243.04

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Solution

The fourth proportional to 273.44, 410.48 and 243.04 is: 364.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.44 : 410.48 = 243.04 : x
  2. Step 2: Convert to fraction form
    273.44/410.48 = 243.04/x
  3. Step 3: Cross multiply
    273.44x = 410.48 × 243.04
  4. Step 4: Simplify right side
    273.44x = 99,763.06
  5. Step 5: Solve for x
    x = 99,763.06/273.44
  6. Step 6: Final answer
    x = 364.84

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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.