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Finding the Fourth Proportional to 479.56, 662.07 and 362.92

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Solution

The fourth proportional to 479.56, 662.07 and 362.92 is: 501.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    479.56 : 662.07 = 362.92 : x
  2. Step 2: Convert to fraction form
    479.56/662.07 = 362.92/x
  3. Step 3: Cross multiply
    479.56x = 662.07 × 362.92
  4. Step 4: Simplify right side
    479.56x = 240,278.44
  5. Step 5: Solve for x
    x = 240,278.44/479.56
  6. Step 6: Final answer
    x = 501.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.