Home / 322,965.27-445,688.85-179,722.86

Finding the Fourth Proportional to 322,965.27, 445,688.85 and 179,722.86

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Solution

The fourth proportional to 322,965.27, 445,688.85 and 179,722.86 is: 248,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,965.27 : 445,688.85 = 179,722.86 : x
  2. Step 2: Convert to fraction form
    322,965.27/445,688.85 = 179,722.86/x
  3. Step 3: Cross multiply
    322,965.27x = 445,688.85 × 179,722.86
  4. Step 4: Simplify right side
    322,965.27x = 80,100,474,792.11
  5. Step 5: Solve for x
    x = 80,100,474,792.11/322,965.27
  6. Step 6: Final answer
    x = 248,015.75

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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.