Home / 352,922.73-486,993.83-199,928.14

Finding the Fourth Proportional to 352,922.73, 486,993.83 and 199,928.14

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Solution

The fourth proportional to 352,922.73, 486,993.83 and 199,928.14 is: 275,878.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,922.73 : 486,993.83 = 199,928.14 : x
  2. Step 2: Convert to fraction form
    352,922.73/486,993.83 = 199,928.14/x
  3. Step 3: Cross multiply
    352,922.73x = 486,993.83 × 199,928.14
  4. Step 4: Simplify right side
    352,922.73x = 97,363,769,623.74
  5. Step 5: Solve for x
    x = 97,363,769,623.74/352,922.73
  6. Step 6: Final answer
    x = 275,878.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.