Home / 252,054.41-378,081.62-207,502.49

Finding the Fourth Proportional to 252,054.41, 378,081.62 and 207,502.49

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Solution

The fourth proportional to 252,054.41, 378,081.62 and 207,502.49 is: 311,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,054.41 : 378,081.62 = 207,502.49 : x
  2. Step 2: Convert to fraction form
    252,054.41/378,081.62 = 207,502.49/x
  3. Step 3: Cross multiply
    252,054.41x = 378,081.62 × 207,502.49
  4. Step 4: Simplify right side
    252,054.41x = 78,452,874,645.31
  5. Step 5: Solve for x
    x = 78,452,874,645.31/252,054.41
  6. Step 6: Final answer
    x = 311,253.73

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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.