Home / 845,738.91-1,269,690.95-726,558.35

Finding the Fourth Proportional to 845,738.91, 1,269,690.95 and 726,558.35

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Solution

The fourth proportional to 845,738.91, 1,269,690.95 and 726,558.35 is: 1,090,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,738.91 : 1,269,690.95 = 726,558.35 : x
  2. Step 2: Convert to fraction form
    845,738.91/1,269,690.95 = 726,558.35/x
  3. Step 3: Cross multiply
    845,738.91x = 1,269,690.95 × 726,558.35
  4. Step 4: Simplify right side
    845,738.91x = 922,504,557,109.87
  5. Step 5: Solve for x
    x = 922,504,557,109.87/845,738.91
  6. Step 6: Final answer
    x = 1,090,767.55

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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.