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Finding the Fourth Proportional to 636.18, 950.15 and 632.04

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Solution

The fourth proportional to 636.18, 950.15 and 632.04 is: 943.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    636.18 : 950.15 = 632.04 : x
  2. Step 2: Convert to fraction form
    636.18/950.15 = 632.04/x
  3. Step 3: Cross multiply
    636.18x = 950.15 × 632.04
  4. Step 4: Simplify right side
    636.18x = 600,529.65
  5. Step 5: Solve for x
    x = 600,529.65/636.18
  6. Step 6: Final answer
    x = 943.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.