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Finding the Fourth Proportional to 844,407.93, 1,164,993.77 and 481,570.97

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Solution

The fourth proportional to 844,407.93, 1,164,993.77 and 481,570.97 is: 664,403.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,407.93 : 1,164,993.77 = 481,570.97 : x
  2. Step 2: Convert to fraction form
    844,407.93/1,164,993.77 = 481,570.97/x
  3. Step 3: Cross multiply
    844,407.93x = 1,164,993.77 × 481,570.97
  4. Step 4: Simplify right side
    844,407.93x = 561,027,175,241.82
  5. Step 5: Solve for x
    x = 561,027,175,241.82/844,407.93
  6. Step 6: Final answer
    x = 664,403.01

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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.