Home / 994,619.70-1,491,929.55-329,771.70

Finding the Fourth Proportional to 994,619.70, 1,491,929.55 and 329,771.70

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Solution

The fourth proportional to 994,619.70, 1,491,929.55 and 329,771.70 is: 494,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,619.70 : 1,491,929.55 = 329,771.70 : x
  2. Step 2: Convert to fraction form
    994,619.70/1,491,929.55 = 329,771.70/x
  3. Step 3: Cross multiply
    994,619.70x = 1,491,929.55 × 329,771.70
  4. Step 4: Simplify right side
    994,619.70x = 491,996,143,983.74
  5. Step 5: Solve for x
    x = 491,996,143,983.74/994,619.70
  6. Step 6: Final answer
    x = 494,657.55

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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.