Home / 845,947.46-1,268,414.29-269,321.54

Finding the Fourth Proportional to 845,947.46, 1,268,414.29 and 269,321.54

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Solution

The fourth proportional to 845,947.46, 1,268,414.29 and 269,321.54 is: 403,820.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,947.46 : 1,268,414.29 = 269,321.54 : x
  2. Step 2: Convert to fraction form
    845,947.46/1,268,414.29 = 269,321.54/x
  3. Step 3: Cross multiply
    845,947.46x = 1,268,414.29 × 269,321.54
  4. Step 4: Simplify right side
    845,947.46x = 341,611,289,940.81
  5. Step 5: Solve for x
    x = 341,611,289,940.81/845,947.46
  6. Step 6: Final answer
    x = 403,820.93

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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.