Home / 726,237.16-1,002,183.24-403,938.16

Finding the Fourth Proportional to 726,237.16, 1,002,183.24 and 403,938.16

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Solution

The fourth proportional to 726,237.16, 1,002,183.24 and 403,938.16 is: 557,421.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,237.16 : 1,002,183.24 = 403,938.16 : x
  2. Step 2: Convert to fraction form
    726,237.16/1,002,183.24 = 403,938.16/x
  3. Step 3: Cross multiply
    726,237.16x = 1,002,183.24 × 403,938.16
  4. Step 4: Simplify right side
    726,237.16x = 404,820,053,948.44
  5. Step 5: Solve for x
    x = 404,820,053,948.44/726,237.16
  6. Step 6: Final answer
    x = 557,421.29

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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.