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Finding the Fourth Proportional to 335.25, 502.32 and 273.23

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Solution

The fourth proportional to 335.25, 502.32 and 273.23 is: 409.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.25 : 502.32 = 273.23 : x
  2. Step 2: Convert to fraction form
    335.25/502.32 = 273.23/x
  3. Step 3: Cross multiply
    335.25x = 502.32 × 273.23
  4. Step 4: Simplify right side
    335.25x = 137,246.38
  5. Step 5: Solve for x
    x = 137,246.38/335.25
  6. Step 6: Final answer
    x = 409.39

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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.