Home / 845,843.88-1,268,346-269,391.96

Finding the Fourth Proportional to 845,843.88, 1,268,346 and 269,391.96

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Solution

The fourth proportional to 845,843.88, 1,268,346 and 269,391.96 is: 403,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,843.88 : 1,268,346 = 269,391.96 : x
  2. Step 2: Convert to fraction form
    845,843.88/1,268,346 = 269,391.96/x
  3. Step 3: Cross multiply
    845,843.88x = 1,268,346 × 269,391.96
  4. Step 4: Simplify right side
    845,843.88x = 341,682,214,898.16
  5. Step 5: Solve for x
    x = 341,682,214,898.16/845,843.88
  6. Step 6: Final answer
    x = 403,954.23

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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.