Home / 726,906.83-1,090,583.46-372,169.94

Finding the Fourth Proportional to 726,906.83, 1,090,583.46 and 372,169.94

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Solution

The fourth proportional to 726,906.83, 1,090,583.46 and 372,169.94 is: 558,369.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,906.83 : 1,090,583.46 = 372,169.94 : x
  2. Step 2: Convert to fraction form
    726,906.83/1,090,583.46 = 372,169.94/x
  3. Step 3: Cross multiply
    726,906.83x = 1,090,583.46 × 372,169.94
  4. Step 4: Simplify right side
    726,906.83x = 405,882,375,420.28
  5. Step 5: Solve for x
    x = 405,882,375,420.28/726,906.83
  6. Step 6: Final answer
    x = 558,369.19

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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.