Home / 351,022.97-484,257.82-205,755.10

Finding the Fourth Proportional to 351,022.97, 484,257.82 and 205,755.10

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Solution

The fourth proportional to 351,022.97, 484,257.82 and 205,755.10 is: 283,851.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,022.97 : 484,257.82 = 205,755.10 : x
  2. Step 2: Convert to fraction form
    351,022.97/484,257.82 = 205,755.10/x
  3. Step 3: Cross multiply
    351,022.97x = 484,257.82 × 205,755.10
  4. Step 4: Simplify right side
    351,022.97x = 99,638,516,179.88
  5. Step 5: Solve for x
    x = 99,638,516,179.88/351,022.97
  6. Step 6: Final answer
    x = 283,851.84

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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.