Home / 274,523.22-378,824.45-152,007.48

Finding the Fourth Proportional to 274,523.22, 378,824.45 and 152,007.48

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Solution

The fourth proportional to 274,523.22, 378,824.45 and 152,007.48 is: 209,760.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,523.22 : 378,824.45 = 152,007.48 : x
  2. Step 2: Convert to fraction form
    274,523.22/378,824.45 = 152,007.48/x
  3. Step 3: Cross multiply
    274,523.22x = 378,824.45 × 152,007.48
  4. Step 4: Simplify right side
    274,523.22x = 57,584,149,246.85
  5. Step 5: Solve for x
    x = 57,584,149,246.85/274,523.22
  6. Step 6: Final answer
    x = 209,760.58

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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.