Home / 886,131.09-1,222,845.26-504,149.67

Finding the Fourth Proportional to 886,131.09, 1,222,845.26 and 504,149.67

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Solution

The fourth proportional to 886,131.09, 1,222,845.26 and 504,149.67 is: 695,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,131.09 : 1,222,845.26 = 504,149.67 : x
  2. Step 2: Convert to fraction form
    886,131.09/1,222,845.26 = 504,149.67/x
  3. Step 3: Cross multiply
    886,131.09x = 1,222,845.26 × 504,149.67
  4. Step 4: Simplify right side
    886,131.09x = 616,497,031,769.32
  5. Step 5: Solve for x
    x = 616,497,031,769.32/886,131.09
  6. Step 6: Final answer
    x = 695,717.64

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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.