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Finding the Fourth Proportional to 273.22, 374.63 and 265.12

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Solution

The fourth proportional to 273.22, 374.63 and 265.12 is: 363.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.22 : 374.63 = 265.12 : x
  2. Step 2: Convert to fraction form
    273.22/374.63 = 265.12/x
  3. Step 3: Cross multiply
    273.22x = 374.63 × 265.12
  4. Step 4: Simplify right side
    273.22x = 99,321.91
  5. Step 5: Solve for x
    x = 99,321.91/273.22
  6. Step 6: Final answer
    x = 363.52

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.