Home / 802,558.05-1,204,231.55-322,766.70

Finding the Fourth Proportional to 802,558.05, 1,204,231.55 and 322,766.70

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Solution

The fourth proportional to 802,558.05, 1,204,231.55 and 322,766.70 is: 484,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,558.05 : 1,204,231.55 = 322,766.70 : x
  2. Step 2: Convert to fraction form
    802,558.05/1,204,231.55 = 322,766.70/x
  3. Step 3: Cross multiply
    802,558.05x = 1,204,231.55 × 322,766.70
  4. Step 4: Simplify right side
    802,558.05x = 388,685,843,429.39
  5. Step 5: Solve for x
    x = 388,685,843,429.39/802,558.05
  6. Step 6: Final answer
    x = 484,308.70

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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.