Home / 996,434.20-1,494,797.10-322,400.80

Finding the Fourth Proportional to 996,434.20, 1,494,797.10 and 322,400.80

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Solution

The fourth proportional to 996,434.20, 1,494,797.10 and 322,400.80 is: 483,648.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,434.20 : 1,494,797.10 = 322,400.80 : x
  2. Step 2: Convert to fraction form
    996,434.20/1,494,797.10 = 322,400.80/x
  3. Step 3: Cross multiply
    996,434.20x = 1,494,797.10 × 322,400.80
  4. Step 4: Simplify right side
    996,434.20x = 481,923,780,877.68
  5. Step 5: Solve for x
    x = 481,923,780,877.68/996,434.20
  6. Step 6: Final answer
    x = 483,648.37

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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.