Home / 322,965.12-445,682.88-179,730.24

Finding the Fourth Proportional to 322,965.12, 445,682.88 and 179,730.24

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Solution

The fourth proportional to 322,965.12, 445,682.88 and 179,730.24 is: 248,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,965.12 : 445,682.88 = 179,730.24 : x
  2. Step 2: Convert to fraction form
    322,965.12/445,682.88 = 179,730.24/x
  3. Step 3: Cross multiply
    322,965.12x = 445,682.88 × 179,730.24
  4. Step 4: Simplify right side
    322,965.12x = 80,102,690,986.29
  5. Step 5: Solve for x
    x = 80,102,690,986.29/322,965.12
  6. Step 6: Final answer
    x = 248,022.73

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1.5x scale

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.