Home / 326,844-451,063.99-246,129.12

Finding the Fourth Proportional to 326,844, 451,063.99 and 246,129.12

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Solution

The fourth proportional to 326,844, 451,063.99 and 246,129.12 is: 339,672.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,844 : 451,063.99 = 246,129.12 : x
  2. Step 2: Convert to fraction form
    326,844/451,063.99 = 246,129.12/x
  3. Step 3: Cross multiply
    326,844x = 451,063.99 × 246,129.12
  4. Step 4: Simplify right side
    326,844x = 111,019,981,691.74
  5. Step 5: Solve for x
    x = 111,019,981,691.74/326,844
  6. Step 6: Final answer
    x = 339,672.69

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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.