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Finding the Fourth Proportional to 322,873.74, 445,559.58 and 179,632.62

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Solution

The fourth proportional to 322,873.74, 445,559.58 and 179,632.62 is: 247,889.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,873.74 : 445,559.58 = 179,632.62 : x
  2. Step 2: Convert to fraction form
    322,873.74/445,559.58 = 179,632.62/x
  3. Step 3: Cross multiply
    322,873.74x = 445,559.58 × 179,632.62
  4. Step 4: Simplify right side
    322,873.74x = 80,037,034,721.50
  5. Step 5: Solve for x
    x = 80,037,034,721.50/322,873.74
  6. Step 6: Final answer
    x = 247,889.58

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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.