Home / 681,553.34-1,022,340.60-201,829.66

Finding the Fourth Proportional to 681,553.34, 1,022,340.60 and 201,829.66

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Solution

The fourth proportional to 681,553.34, 1,022,340.60 and 201,829.66 is: 302,747.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,553.34 : 1,022,340.60 = 201,829.66 : x
  2. Step 2: Convert to fraction form
    681,553.34/1,022,340.60 = 201,829.66/x
  3. Step 3: Cross multiply
    681,553.34x = 1,022,340.60 × 201,829.66
  4. Step 4: Simplify right side
    681,553.34x = 206,338,655,702.20
  5. Step 5: Solve for x
    x = 206,338,655,702.20/681,553.34
  6. Step 6: Final answer
    x = 302,747.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.