Home / 1,466.14-2,198.43-491.92

Finding the Fourth Proportional to 1,466.14, 2,198.43 and 491.92

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Solution

The fourth proportional to 1,466.14, 2,198.43 and 491.92 is: 737.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.14 : 2,198.43 = 491.92 : x
  2. Step 2: Convert to fraction form
    1,466.14/2,198.43 = 491.92/x
  3. Step 3: Cross multiply
    1,466.14x = 2,198.43 × 491.92
  4. Step 4: Simplify right side
    1,466.14x = 1,081,451.69
  5. Step 5: Solve for x
    x = 1,081,451.69/1,466.14
  6. Step 6: Final answer
    x = 737.62

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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.