Home / 845,737.79-1,269,689.25-726,557.22

Finding the Fourth Proportional to 845,737.79, 1,269,689.25 and 726,557.22

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Solution

The fourth proportional to 845,737.79, 1,269,689.25 and 726,557.22 is: 1,090,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,737.79 : 1,269,689.25 = 726,557.22 : x
  2. Step 2: Convert to fraction form
    845,737.79/1,269,689.25 = 726,557.22/x
  3. Step 3: Cross multiply
    845,737.79x = 1,269,689.25 × 726,557.22
  4. Step 4: Simplify right side
    845,737.79x = 922,501,894,468.48
  5. Step 5: Solve for x
    x = 922,501,894,468.48/845,737.79
  6. Step 6: Final answer
    x = 1,090,765.85

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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.