Home / 984,190.75-1,476,286.14-236,236.75

Finding the Fourth Proportional to 984,190.75, 1,476,286.14 and 236,236.75

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Solution

The fourth proportional to 984,190.75, 1,476,286.14 and 236,236.75 is: 354,355.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,190.75 : 1,476,286.14 = 236,236.75 : x
  2. Step 2: Convert to fraction form
    984,190.75/1,476,286.14 = 236,236.75/x
  3. Step 3: Cross multiply
    984,190.75x = 1,476,286.14 × 236,236.75
  4. Step 4: Simplify right side
    984,190.75x = 348,753,039,783.65
  5. Step 5: Solve for x
    x = 348,753,039,783.65/984,190.75
  6. Step 6: Final answer
    x = 354,355.13

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Half scale
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Double scale
Find fourth proportional to 984,191.75, 1,476,287.64 and 236,237.75
Similar ratio
Find fourth proportional to 1,476,286.13, 2,214,429.21 and 354,355.13
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.