Home / 1,466.82-2,200.37-426.83

Finding the Fourth Proportional to 1,466.82, 2,200.37 and 426.83

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Solution

The fourth proportional to 1,466.82, 2,200.37 and 426.83 is: 640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.82 : 2,200.37 = 426.83 : x
  2. Step 2: Convert to fraction form
    1,466.82/2,200.37 = 426.83/x
  3. Step 3: Cross multiply
    1,466.82x = 2,200.37 × 426.83
  4. Step 4: Simplify right side
    1,466.82x = 939,173.99
  5. Step 5: Solve for x
    x = 939,173.99/1,466.82
  6. Step 6: Final answer
    x = 640.28

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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.