Home / 994,028.70-1,491,043.05-329,180.70

Finding the Fourth Proportional to 994,028.70, 1,491,043.05 and 329,180.70

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Solution

The fourth proportional to 994,028.70, 1,491,043.05 and 329,180.70 is: 493,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,028.70 : 1,491,043.05 = 329,180.70 : x
  2. Step 2: Convert to fraction form
    994,028.70/1,491,043.05 = 329,180.70/x
  3. Step 3: Cross multiply
    994,028.70x = 1,491,043.05 × 329,180.70
  4. Step 4: Simplify right side
    994,028.70x = 490,822,594,929.14
  5. Step 5: Solve for x
    x = 490,822,594,929.14/994,028.70
  6. Step 6: Final answer
    x = 493,771.05

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Half scale
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Double scale
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Similar ratio
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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.