Home / 995,791.73-1,493,685.31-426,803.88

Finding the Fourth Proportional to 995,791.73, 1,493,685.31 and 426,803.88

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Solution

The fourth proportional to 995,791.73, 1,493,685.31 and 426,803.88 is: 640,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,791.73 : 1,493,685.31 = 426,803.88 : x
  2. Step 2: Convert to fraction form
    995,791.73/1,493,685.31 = 426,803.88/x
  3. Step 3: Cross multiply
    995,791.73x = 1,493,685.31 × 426,803.88
  4. Step 4: Simplify right side
    995,791.73x = 637,510,691,141.57
  5. Step 5: Solve for x
    x = 637,510,691,141.57/995,791.73
  6. Step 6: Final answer
    x = 640,204.85

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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.