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Finding the Fourth Proportional to 362.94, 500.95 and 223.18

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Solution

The fourth proportional to 362.94, 500.95 and 223.18 is: 308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.94 : 500.95 = 223.18 : x
  2. Step 2: Convert to fraction form
    362.94/500.95 = 223.18/x
  3. Step 3: Cross multiply
    362.94x = 500.95 × 223.18
  4. Step 4: Simplify right side
    362.94x = 111,802.47
  5. Step 5: Solve for x
    x = 111,802.47/362.94
  6. Step 6: Final answer
    x = 308.04

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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.