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Finding the Fourth Proportional to 363.25, 501.70 and 246.61

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Solution

The fourth proportional to 363.25, 501.70 and 246.61 is: 340.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.25 : 501.70 = 246.61 : x
  2. Step 2: Convert to fraction form
    363.25/501.70 = 246.61/x
  3. Step 3: Cross multiply
    363.25x = 501.70 × 246.61
  4. Step 4: Simplify right side
    363.25x = 123,724.24
  5. Step 5: Solve for x
    x = 123,724.24/363.25
  6. Step 6: Final answer
    x = 340.60

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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.