Home / 951,794.88-1,427,824.08-320,889.12

Finding the Fourth Proportional to 951,794.88, 1,427,824.08 and 320,889.12

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Solution

The fourth proportional to 951,794.88, 1,427,824.08 and 320,889.12 is: 481,378.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,794.88 : 1,427,824.08 = 320,889.12 : x
  2. Step 2: Convert to fraction form
    951,794.88/1,427,824.08 = 320,889.12/x
  3. Step 3: Cross multiply
    951,794.88x = 1,427,824.08 × 320,889.12
  4. Step 4: Simplify right side
    951,794.88x = 458,173,212,546.01
  5. Step 5: Solve for x
    x = 458,173,212,546.01/951,794.88
  6. Step 6: Final answer
    x = 481,378.10

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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.