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Finding the Fourth Proportional to 671.73, 1,006.18 and 466.69

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Solution

The fourth proportional to 671.73, 1,006.18 and 466.69 is: 699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    671.73 : 1,006.18 = 466.69 : x
  2. Step 2: Convert to fraction form
    671.73/1,006.18 = 466.69/x
  3. Step 3: Cross multiply
    671.73x = 1,006.18 × 466.69
  4. Step 4: Simplify right side
    671.73x = 469,574.14
  5. Step 5: Solve for x
    x = 469,574.14/671.73
  6. Step 6: Final answer
    x = 699.05

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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.