Home / 996,427.20-1,494,786.60-322,393.80

Finding the Fourth Proportional to 996,427.20, 1,494,786.60 and 322,393.80

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Solution

The fourth proportional to 996,427.20, 1,494,786.60 and 322,393.80 is: 483,637.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,427.20 : 1,494,786.60 = 322,393.80 : x
  2. Step 2: Convert to fraction form
    996,427.20/1,494,786.60 = 322,393.80/x
  3. Step 3: Cross multiply
    996,427.20x = 1,494,786.60 × 322,393.80
  4. Step 4: Simplify right side
    996,427.20x = 481,909,932,163.08
  5. Step 5: Solve for x
    x = 481,909,932,163.08/996,427.20
  6. Step 6: Final answer
    x = 483,637.87

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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.