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Finding the Fourth Proportional to 2,308.14, 3,462.18 and 664.44

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Solution

The fourth proportional to 2,308.14, 3,462.18 and 664.44 is: 996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308.14 : 3,462.18 = 664.44 : x
  2. Step 2: Convert to fraction form
    2,308.14/3,462.18 = 664.44/x
  3. Step 3: Cross multiply
    2,308.14x = 3,462.18 × 664.44
  4. Step 4: Simplify right side
    2,308.14x = 2,300,410.88
  5. Step 5: Solve for x
    x = 2,300,410.88/2,308.14
  6. Step 6: Final answer
    x = 996.65

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1.5x scale

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.