Home / 799,418.03-1,103,259.78-455,268.51

Finding the Fourth Proportional to 799,418.03, 1,103,259.78 and 455,268.51

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Solution

The fourth proportional to 799,418.03, 1,103,259.78 and 455,268.51 is: 628,306.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,418.03 : 1,103,259.78 = 455,268.51 : x
  2. Step 2: Convert to fraction form
    799,418.03/1,103,259.78 = 455,268.51/x
  3. Step 3: Cross multiply
    799,418.03x = 1,103,259.78 × 455,268.51
  4. Step 4: Simplify right side
    799,418.03x = 502,279,436,183.53
  5. Step 5: Solve for x
    x = 502,279,436,183.53/799,418.03
  6. Step 6: Final answer
    x = 628,306.37

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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.