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Finding the Fourth Proportional to 322,897.24, 445,558.08 and 179,647.12

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Solution

The fourth proportional to 322,897.24, 445,558.08 and 179,647.12 is: 247,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,897.24 : 445,558.08 = 179,647.12 : x
  2. Step 2: Convert to fraction form
    322,897.24/445,558.08 = 179,647.12/x
  3. Step 3: Cross multiply
    322,897.24x = 445,558.08 × 179,647.12
  4. Step 4: Simplify right side
    322,897.24x = 80,043,225,864.73
  5. Step 5: Solve for x
    x = 80,043,225,864.73/322,897.24
  6. Step 6: Final answer
    x = 247,890.71

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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.