Home / 352,335.77-486,216.62-199,371.18

Finding the Fourth Proportional to 352,335.77, 486,216.62 and 199,371.18

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Solution

The fourth proportional to 352,335.77, 486,216.62 and 199,371.18 is: 275,128.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,335.77 : 486,216.62 = 199,371.18 : x
  2. Step 2: Convert to fraction form
    352,335.77/486,216.62 = 199,371.18/x
  3. Step 3: Cross multiply
    352,335.77x = 486,216.62 × 199,371.18
  4. Step 4: Simplify right side
    352,335.77x = 96,937,582,593.09
  5. Step 5: Solve for x
    x = 96,937,582,593.09/352,335.77
  6. Step 6: Final answer
    x = 275,128.41

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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.