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Finding the Fourth Proportional to 636.14, 948.89 and 532.26

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Solution

The fourth proportional to 636.14, 948.89 and 532.26 is: 793.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    636.14 : 948.89 = 532.26 : x
  2. Step 2: Convert to fraction form
    636.14/948.89 = 532.26/x
  3. Step 3: Cross multiply
    636.14x = 948.89 × 532.26
  4. Step 4: Simplify right side
    636.14x = 505,056.19
  5. Step 5: Solve for x
    x = 505,056.19/636.14
  6. Step 6: Final answer
    x = 793.94

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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.