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Finding the Fourth Proportional to 1,197.21, 1,794.72 and 466.26

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Solution

The fourth proportional to 1,197.21, 1,794.72 and 466.26 is: 698.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.21 : 1,794.72 = 466.26 : x
  2. Step 2: Convert to fraction form
    1,197.21/1,794.72 = 466.26/x
  3. Step 3: Cross multiply
    1,197.21x = 1,794.72 × 466.26
  4. Step 4: Simplify right side
    1,197.21x = 836,806.15
  5. Step 5: Solve for x
    x = 836,806.15/1,197.21
  6. Step 6: Final answer
    x = 698.96

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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.