Home / 1,253,314.20-1,879,971.30-366,850.20

Finding the Fourth Proportional to 1,253,314.20, 1,879,971.30 and 366,850.20

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Solution

The fourth proportional to 1,253,314.20, 1,879,971.30 and 366,850.20 is: 550,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,314.20 : 1,879,971.30 = 366,850.20 : x
  2. Step 2: Convert to fraction form
    1,253,314.20/1,879,971.30 = 366,850.20/x
  3. Step 3: Cross multiply
    1,253,314.20x = 1,879,971.30 × 366,850.20
  4. Step 4: Simplify right side
    1,253,314.20x = 689,667,847,399.26
  5. Step 5: Solve for x
    x = 689,667,847,399.26/1,253,314.20
  6. Step 6: Final answer
    x = 550,275.30

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Double scale
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Similar ratio
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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.