Home / 327,896.40-491,844.60-325,822.80

Finding the Fourth Proportional to 327,896.40, 491,844.60 and 325,822.80

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Solution

The fourth proportional to 327,896.40, 491,844.60 and 325,822.80 is: 488,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,896.40 : 491,844.60 = 325,822.80 : x
  2. Step 2: Convert to fraction form
    327,896.40/491,844.60 = 325,822.80/x
  3. Step 3: Cross multiply
    327,896.40x = 491,844.60 × 325,822.80
  4. Step 4: Simplify right side
    327,896.40x = 160,254,184,736.88
  5. Step 5: Solve for x
    x = 160,254,184,736.88/327,896.40
  6. Step 6: Final answer
    x = 488,734.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.