Home / 996,474.70-1,494,712.05-491,131.90

Finding the Fourth Proportional to 996,474.70, 1,494,712.05 and 491,131.90

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Solution

The fourth proportional to 996,474.70, 1,494,712.05 and 491,131.90 is: 736,697.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,474.70 : 1,494,712.05 = 491,131.90 : x
  2. Step 2: Convert to fraction form
    996,474.70/1,494,712.05 = 491,131.90/x
  3. Step 3: Cross multiply
    996,474.70x = 1,494,712.05 × 491,131.90
  4. Step 4: Simplify right side
    996,474.70x = 734,100,769,069.40
  5. Step 5: Solve for x
    x = 734,100,769,069.40/996,474.70
  6. Step 6: Final answer
    x = 736,697.85

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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.