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Finding the Fourth Proportional to 444.46, 665.47 and 335.92

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Solution

The fourth proportional to 444.46, 665.47 and 335.92 is: 502.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.46 : 665.47 = 335.92 : x
  2. Step 2: Convert to fraction form
    444.46/665.47 = 335.92/x
  3. Step 3: Cross multiply
    444.46x = 665.47 × 335.92
  4. Step 4: Simplify right side
    444.46x = 223,544.68
  5. Step 5: Solve for x
    x = 223,544.68/444.46
  6. Step 6: Final answer
    x = 502.96

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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.