Home / 996,661.20-1,494,700.20-356,890.80

Finding the Fourth Proportional to 996,661.20, 1,494,700.20 and 356,890.80

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Solution

The fourth proportional to 996,661.20, 1,494,700.20 and 356,890.80 is: 535,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,661.20 : 1,494,700.20 = 356,890.80 : x
  2. Step 2: Convert to fraction form
    996,661.20/1,494,700.20 = 356,890.80/x
  3. Step 3: Cross multiply
    996,661.20x = 1,494,700.20 × 356,890.80
  4. Step 4: Simplify right side
    996,661.20x = 533,444,750,138.16
  5. Step 5: Solve for x
    x = 533,444,750,138.16/996,661.20
  6. Step 6: Final answer
    x = 535,231.78

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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.