Home / 984,022.36-1,476,118.11-274,050.40

Finding the Fourth Proportional to 984,022.36, 1,476,118.11 and 274,050.40

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Solution

The fourth proportional to 984,022.36, 1,476,118.11 and 274,050.40 is: 411,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,022.36 : 1,476,118.11 = 274,050.40 : x
  2. Step 2: Convert to fraction form
    984,022.36/1,476,118.11 = 274,050.40/x
  3. Step 3: Cross multiply
    984,022.36x = 1,476,118.11 × 274,050.40
  4. Step 4: Simplify right side
    984,022.36x = 404,530,751,112.15
  5. Step 5: Solve for x
    x = 404,530,751,112.15/984,022.36
  6. Step 6: Final answer
    x = 411,099.15

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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.