Home / 726,122.21-1,002,034.37-403,825.37

Finding the Fourth Proportional to 726,122.21, 1,002,034.37 and 403,825.37

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Solution

The fourth proportional to 726,122.21, 1,002,034.37 and 403,825.37 is: 557,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,122.21 : 1,002,034.37 = 403,825.37 : x
  2. Step 2: Convert to fraction form
    726,122.21/1,002,034.37 = 403,825.37/x
  3. Step 3: Cross multiply
    726,122.21x = 1,002,034.37 × 403,825.37
  4. Step 4: Simplify right side
    726,122.21x = 404,646,896,217.36
  5. Step 5: Solve for x
    x = 404,646,896,217.36/726,122.21
  6. Step 6: Final answer
    x = 557,271.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.