Home / 322,868.27-445,558.15-179,628.28

Finding the Fourth Proportional to 322,868.27, 445,558.15 and 179,628.28

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Solution

The fourth proportional to 322,868.27, 445,558.15 and 179,628.28 is: 247,886.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,868.27 : 445,558.15 = 179,628.28 : x
  2. Step 2: Convert to fraction form
    322,868.27/445,558.15 = 179,628.28/x
  3. Step 3: Cross multiply
    322,868.27x = 445,558.15 × 179,628.28
  4. Step 4: Simplify right side
    322,868.27x = 80,034,844,124.48
  5. Step 5: Solve for x
    x = 80,034,844,124.48/322,868.27
  6. Step 6: Final answer
    x = 247,886.99

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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.