Home / 322,698.20-445,315.82-175,519.35

Finding the Fourth Proportional to 322,698.20, 445,315.82 and 175,519.35

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Solution

The fourth proportional to 322,698.20, 445,315.82 and 175,519.35 is: 242,212.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,698.20 : 445,315.82 = 175,519.35 : x
  2. Step 2: Convert to fraction form
    322,698.20/445,315.82 = 175,519.35/x
  3. Step 3: Cross multiply
    322,698.20x = 445,315.82 × 175,519.35
  4. Step 4: Simplify right side
    322,698.20x = 78,161,542,393.52
  5. Step 5: Solve for x
    x = 78,161,542,393.52/322,698.20
  6. Step 6: Final answer
    x = 242,212.52

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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.