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Finding the Fourth Proportional to 636.01, 948.87 and 566.75

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Solution

The fourth proportional to 636.01, 948.87 and 566.75 is: 845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    636.01 : 948.87 = 566.75 : x
  2. Step 2: Convert to fraction form
    636.01/948.87 = 566.75/x
  3. Step 3: Cross multiply
    636.01x = 948.87 × 566.75
  4. Step 4: Simplify right side
    636.01x = 537,772.07
  5. Step 5: Solve for x
    x = 537,772.07/636.01
  6. Step 6: Final answer
    x = 845.54

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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.