Home / 951,881.32-1,427,826.84-320,800.60

Finding the Fourth Proportional to 951,881.32, 1,427,826.84 and 320,800.60

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Solution

The fourth proportional to 951,881.32, 1,427,826.84 and 320,800.60 is: 481,202.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,881.32 : 1,427,826.84 = 320,800.60 : x
  2. Step 2: Convert to fraction form
    951,881.32/1,427,826.84 = 320,800.60/x
  3. Step 3: Cross multiply
    951,881.32x = 1,427,826.84 × 320,800.60
  4. Step 4: Simplify right side
    951,881.32x = 458,047,698,224.97
  5. Step 5: Solve for x
    x = 458,047,698,224.97/951,881.32
  6. Step 6: Final answer
    x = 481,202.53

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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.