Home / 726,147.99-1,002,097.10-403,858.23

Finding the Fourth Proportional to 726,147.99, 1,002,097.10 and 403,858.23

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Solution

The fourth proportional to 726,147.99, 1,002,097.10 and 403,858.23 is: 557,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,147.99 : 1,002,097.10 = 403,858.23 : x
  2. Step 2: Convert to fraction form
    726,147.99/1,002,097.10 = 403,858.23/x
  3. Step 3: Cross multiply
    726,147.99x = 1,002,097.10 × 403,858.23
  4. Step 4: Simplify right side
    726,147.99x = 404,705,159,074.84
  5. Step 5: Solve for x
    x = 404,705,159,074.84/726,147.99
  6. Step 6: Final answer
    x = 557,331.51

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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.