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Finding the Fourth Proportional to 636.22, 954.14 and 246.19

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Solution

The fourth proportional to 636.22, 954.14 and 246.19 is: 369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    636.22 : 954.14 = 246.19 : x
  2. Step 2: Convert to fraction form
    636.22/954.14 = 246.19/x
  3. Step 3: Cross multiply
    636.22x = 954.14 × 246.19
  4. Step 4: Simplify right side
    636.22x = 234,899.73
  5. Step 5: Solve for x
    x = 234,899.73/636.22
  6. Step 6: Final answer
    x = 369.21

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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.