Home / 352,918.73-486,988.31-199,924.14

Finding the Fourth Proportional to 352,918.73, 486,988.31 and 199,924.14

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Solution

The fourth proportional to 352,918.73, 486,988.31 and 199,924.14 is: 275,872.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,918.73 : 486,988.31 = 199,924.14 : x
  2. Step 2: Convert to fraction form
    352,918.73/486,988.31 = 199,924.14/x
  3. Step 3: Cross multiply
    352,918.73x = 486,988.31 × 199,924.14
  4. Step 4: Simplify right side
    352,918.73x = 97,360,718,067.18
  5. Step 5: Solve for x
    x = 97,360,718,067.18/352,918.73
  6. Step 6: Final answer
    x = 275,872.92

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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.