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Finding the Fourth Proportional to 362.89, 544.47 and 200.53

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Solution

The fourth proportional to 362.89, 544.47 and 200.53 is: 300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.89 : 544.47 = 200.53 : x
  2. Step 2: Convert to fraction form
    362.89/544.47 = 200.53/x
  3. Step 3: Cross multiply
    362.89x = 544.47 × 200.53
  4. Step 4: Simplify right side
    362.89x = 109,182.57
  5. Step 5: Solve for x
    x = 109,182.57/362.89
  6. Step 6: Final answer
    x = 300.87

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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.