Home / 802,022.57-1,202,940.19-322,231.02

Finding the Fourth Proportional to 802,022.57, 1,202,940.19 and 322,231.02

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Solution

The fourth proportional to 802,022.57, 1,202,940.19 and 322,231.02 is: 483,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,022.57 : 1,202,940.19 = 322,231.02 : x
  2. Step 2: Convert to fraction form
    802,022.57/1,202,940.19 = 322,231.02/x
  3. Step 3: Cross multiply
    802,022.57x = 1,202,940.19 × 322,231.02
  4. Step 4: Simplify right side
    802,022.57x = 387,624,644,422.69
  5. Step 5: Solve for x
    x = 387,624,644,422.69/802,022.57
  6. Step 6: Final answer
    x = 483,308.90

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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.