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Finding the Fourth Proportional to 466.82, 700.05 and 137.66

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Solution

The fourth proportional to 466.82, 700.05 and 137.66 is: 206.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.82 : 700.05 = 137.66 : x
  2. Step 2: Convert to fraction form
    466.82/700.05 = 137.66/x
  3. Step 3: Cross multiply
    466.82x = 700.05 × 137.66
  4. Step 4: Simplify right side
    466.82x = 96,368.88
  5. Step 5: Solve for x
    x = 96,368.88/466.82
  6. Step 6: Final answer
    x = 206.44

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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.