Home / 327,151.05-451,437.35-191,216.85

Finding the Fourth Proportional to 327,151.05, 451,437.35 and 191,216.85

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Solution

The fourth proportional to 327,151.05, 451,437.35 and 191,216.85 is: 263,861.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,151.05 : 451,437.35 = 191,216.85 : x
  2. Step 2: Convert to fraction form
    327,151.05/451,437.35 = 191,216.85/x
  3. Step 3: Cross multiply
    327,151.05x = 451,437.35 × 191,216.85
  4. Step 4: Simplify right side
    327,151.05x = 86,322,427,083.26
  5. Step 5: Solve for x
    x = 86,322,427,083.26/327,151.05
  6. Step 6: Final answer
    x = 263,861.07

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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.