Home / 845,738.14-1,269,689.78-726,557.57

Finding the Fourth Proportional to 845,738.14, 1,269,689.78 and 726,557.57

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Solution

The fourth proportional to 845,738.14, 1,269,689.78 and 726,557.57 is: 1,090,766.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,738.14 : 1,269,689.78 = 726,557.57 : x
  2. Step 2: Convert to fraction form
    845,738.14/1,269,689.78 = 726,557.57/x
  3. Step 3: Cross multiply
    845,738.14x = 1,269,689.78 × 726,557.57
  4. Step 4: Simplify right side
    845,738.14x = 922,502,725,010.92
  5. Step 5: Solve for x
    x = 922,502,725,010.92/845,738.14
  6. Step 6: Final answer
    x = 1,090,766.38

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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.