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Finding the Fourth Proportional to 361.24, 498.50 and 206.04

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Solution

The fourth proportional to 361.24, 498.50 and 206.04 is: 284.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.24 : 498.50 = 206.04 : x
  2. Step 2: Convert to fraction form
    361.24/498.50 = 206.04/x
  3. Step 3: Cross multiply
    361.24x = 498.50 × 206.04
  4. Step 4: Simplify right side
    361.24x = 102,710.94
  5. Step 5: Solve for x
    x = 102,710.94/361.24
  6. Step 6: Final answer
    x = 284.33

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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.