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Finding the Fourth Proportional to 335.32, 502.44 and 227.05

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Solution

The fourth proportional to 335.32, 502.44 and 227.05 is: 340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.32 : 502.44 = 227.05 : x
  2. Step 2: Convert to fraction form
    335.32/502.44 = 227.05/x
  3. Step 3: Cross multiply
    335.32x = 502.44 × 227.05
  4. Step 4: Simplify right side
    335.32x = 114,079.00
  5. Step 5: Solve for x
    x = 114,079.00/335.32
  6. Step 6: Final answer
    x = 340.21

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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.