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Finding the Fourth Proportional to 467.01, 699.94 and 206.73

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Solution

The fourth proportional to 467.01, 699.94 and 206.73 is: 309.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.01 : 699.94 = 206.73 : x
  2. Step 2: Convert to fraction form
    467.01/699.94 = 206.73/x
  3. Step 3: Cross multiply
    467.01x = 699.94 × 206.73
  4. Step 4: Simplify right side
    467.01x = 144,698.60
  5. Step 5: Solve for x
    x = 144,698.60/467.01
  6. Step 6: Final answer
    x = 309.84

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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.