Home / 274,986.33-378,771.29-194,273.71

Finding the Fourth Proportional to 274,986.33, 378,771.29 and 194,273.71

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Solution

The fourth proportional to 274,986.33, 378,771.29 and 194,273.71 is: 267,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,986.33 : 378,771.29 = 194,273.71 : x
  2. Step 2: Convert to fraction form
    274,986.33/378,771.29 = 194,273.71/x
  3. Step 3: Cross multiply
    274,986.33x = 378,771.29 × 194,273.71
  4. Step 4: Simplify right side
    274,986.33x = 73,585,302,560.02
  5. Step 5: Solve for x
    x = 73,585,302,560.02/274,986.33
  6. Step 6: Final answer
    x = 267,596.22

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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.