Home / 994,709.70-1,491,906.15-329,861.70

Finding the Fourth Proportional to 994,709.70, 1,491,906.15 and 329,861.70

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Solution

The fourth proportional to 994,709.70, 1,491,906.15 and 329,861.70 is: 494,740.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,709.70 : 1,491,906.15 = 329,861.70 : x
  2. Step 2: Convert to fraction form
    994,709.70/1,491,906.15 = 329,861.70/x
  3. Step 3: Cross multiply
    994,709.70x = 1,491,906.15 × 329,861.70
  4. Step 4: Simplify right side
    994,709.70x = 492,122,698,879.46
  5. Step 5: Solve for x
    x = 492,122,698,879.46/994,709.70
  6. Step 6: Final answer
    x = 494,740.02

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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.