Home / 757,062.09-1,135,260.77-283,415.27

Finding the Fourth Proportional to 757,062.09, 1,135,260.77 and 283,415.27

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Solution

The fourth proportional to 757,062.09, 1,135,260.77 and 283,415.27 is: 424,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,062.09 : 1,135,260.77 = 283,415.27 : x
  2. Step 2: Convert to fraction form
    757,062.09/1,135,260.77 = 283,415.27/x
  3. Step 3: Cross multiply
    757,062.09x = 1,135,260.77 × 283,415.27
  4. Step 4: Simplify right side
    757,062.09x = 321,750,230,556.58
  5. Step 5: Solve for x
    x = 321,750,230,556.58/757,062.09
  6. Step 6: Final answer
    x = 424,998.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.