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Finding the Fourth Proportional to 361.85, 543.03 and 246.02

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Solution

The fourth proportional to 361.85, 543.03 and 246.02 is: 369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.85 : 543.03 = 246.02 : x
  2. Step 2: Convert to fraction form
    361.85/543.03 = 246.02/x
  3. Step 3: Cross multiply
    361.85x = 543.03 × 246.02
  4. Step 4: Simplify right side
    361.85x = 133,593.53
  5. Step 5: Solve for x
    x = 133,593.53/361.85
  6. Step 6: Final answer
    x = 369.20

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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.