Home / 327,542.06-491,313.32-90,884.97

Finding the Fourth Proportional to 327,542.06, 491,313.32 and 90,884.97

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Solution

The fourth proportional to 327,542.06, 491,313.32 and 90,884.97 is: 136,327.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,542.06 : 491,313.32 = 90,884.97 : x
  2. Step 2: Convert to fraction form
    327,542.06/491,313.32 = 90,884.97/x
  3. Step 3: Cross multiply
    327,542.06x = 491,313.32 × 90,884.97
  4. Step 4: Simplify right side
    327,542.06x = 44,652,996,490.81
  5. Step 5: Solve for x
    x = 44,652,996,490.81/327,542.06
  6. Step 6: Final answer
    x = 136,327.52

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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.