Home / 352,003.02-485,734.14-199,033.72

Finding the Fourth Proportional to 352,003.02, 485,734.14 and 199,033.72

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Solution

The fourth proportional to 352,003.02, 485,734.14 and 199,033.72 is: 274,649.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,003.02 : 485,734.14 = 199,033.72 : x
  2. Step 2: Convert to fraction form
    352,003.02/485,734.14 = 199,033.72/x
  3. Step 3: Cross multiply
    352,003.02x = 485,734.14 × 199,033.72
  4. Step 4: Simplify right side
    352,003.02x = 96,677,472,815.20
  5. Step 5: Solve for x
    x = 96,677,472,815.20/352,003.02
  6. Step 6: Final answer
    x = 274,649.56

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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.