Home / 461,285.11-691,976.90-195,072.54

Finding the Fourth Proportional to 461,285.11, 691,976.90 and 195,072.54

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Solution

The fourth proportional to 461,285.11, 691,976.90 and 195,072.54 is: 292,629.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,285.11 : 691,976.90 = 195,072.54 : x
  2. Step 2: Convert to fraction form
    461,285.11/691,976.90 = 195,072.54/x
  3. Step 3: Cross multiply
    461,285.11x = 691,976.90 × 195,072.54
  4. Step 4: Simplify right side
    461,285.11x = 134,985,691,504.33
  5. Step 5: Solve for x
    x = 134,985,691,504.33/461,285.11
  6. Step 6: Final answer
    x = 292,629.63

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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.