Home / 322,986.27-445,717.80-179,743.89

Finding the Fourth Proportional to 322,986.27, 445,717.80 and 179,743.89

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Solution

The fourth proportional to 322,986.27, 445,717.80 and 179,743.89 is: 248,044.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,986.27 : 445,717.80 = 179,743.89 : x
  2. Step 2: Convert to fraction form
    322,986.27/445,717.80 = 179,743.89/x
  3. Step 3: Cross multiply
    322,986.27x = 445,717.80 × 179,743.89
  4. Step 4: Simplify right side
    322,986.27x = 80,115,051,214.24
  5. Step 5: Solve for x
    x = 80,115,051,214.24/322,986.27
  6. Step 6: Final answer
    x = 248,044.76

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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.