Home / 726,277.62-1,002,167.73-403,923.54

Finding the Fourth Proportional to 726,277.62, 1,002,167.73 and 403,923.54

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Solution

The fourth proportional to 726,277.62, 1,002,167.73 and 403,923.54 is: 557,361.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,277.62 : 1,002,167.73 = 403,923.54 : x
  2. Step 2: Convert to fraction form
    726,277.62/1,002,167.73 = 403,923.54/x
  3. Step 3: Cross multiply
    726,277.62x = 1,002,167.73 × 403,923.54
  4. Step 4: Simplify right side
    726,277.62x = 404,799,137,175.36
  5. Step 5: Solve for x
    x = 404,799,137,175.36/726,277.62
  6. Step 6: Final answer
    x = 557,361.44

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1.5x scale

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.