Home / 984,896.20-1,477,344.30-274,923.10

Finding the Fourth Proportional to 984,896.20, 1,477,344.30 and 274,923.10

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Solution

The fourth proportional to 984,896.20, 1,477,344.30 and 274,923.10 is: 412,384.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,896.20 : 1,477,344.30 = 274,923.10 : x
  2. Step 2: Convert to fraction form
    984,896.20/1,477,344.30 = 274,923.10/x
  3. Step 3: Cross multiply
    984,896.20x = 1,477,344.30 × 274,923.10
  4. Step 4: Simplify right side
    984,896.20x = 406,156,074,723.33
  5. Step 5: Solve for x
    x = 406,156,074,723.33/984,896.20
  6. Step 6: Final answer
    x = 412,384.65

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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.