Home / 984,122.80-1,476,184.20-274,260.40

Finding the Fourth Proportional to 984,122.80, 1,476,184.20 and 274,260.40

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Solution

The fourth proportional to 984,122.80, 1,476,184.20 and 274,260.40 is: 411,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,122.80 : 1,476,184.20 = 274,260.40 : x
  2. Step 2: Convert to fraction form
    984,122.80/1,476,184.20 = 274,260.40/x
  3. Step 3: Cross multiply
    984,122.80x = 1,476,184.20 × 274,260.40
  4. Step 4: Simplify right side
    984,122.80x = 404,858,869,165.68
  5. Step 5: Solve for x
    x = 404,858,869,165.68/984,122.80
  6. Step 6: Final answer
    x = 411,390.60

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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.