Home / 322,558.26-445,145.58-179,320.68

Finding the Fourth Proportional to 322,558.26, 445,145.58 and 179,320.68

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Solution

The fourth proportional to 322,558.26, 445,145.58 and 179,320.68 is: 247,470.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,558.26 : 445,145.58 = 179,320.68 : x
  2. Step 2: Convert to fraction form
    322,558.26/445,145.58 = 179,320.68/x
  3. Step 3: Cross multiply
    322,558.26x = 445,145.58 × 179,320.68
  4. Step 4: Simplify right side
    322,558.26x = 79,823,808,104.59
  5. Step 5: Solve for x
    x = 79,823,808,104.59/322,558.26
  6. Step 6: Final answer
    x = 247,470.98

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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.