Home / 995,997-1,374,480.24-543,297.72

Finding the Fourth Proportional to 995,997, 1,374,480.24 and 543,297.72

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Solution

The fourth proportional to 995,997, 1,374,480.24 and 543,297.72 is: 749,753.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,997 : 1,374,480.24 = 543,297.72 : x
  2. Step 2: Convert to fraction form
    995,997/1,374,480.24 = 543,297.72/x
  3. Step 3: Cross multiply
    995,997x = 1,374,480.24 × 543,297.72
  4. Step 4: Simplify right side
    995,997x = 746,751,980,577.05
  5. Step 5: Solve for x
    x = 746,751,980,577.05/995,997
  6. Step 6: Final answer
    x = 749,753.24

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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.