Home / 848,238.25-1,170,571.22-485,667.67

Finding the Fourth Proportional to 848,238.25, 1,170,571.22 and 485,667.67

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Solution

The fourth proportional to 848,238.25, 1,170,571.22 and 485,667.67 is: 670,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,238.25 : 1,170,571.22 = 485,667.67 : x
  2. Step 2: Convert to fraction form
    848,238.25/1,170,571.22 = 485,667.67/x
  3. Step 3: Cross multiply
    848,238.25x = 1,170,571.22 × 485,667.67
  4. Step 4: Simplify right side
    848,238.25x = 568,508,594,558.12
  5. Step 5: Solve for x
    x = 568,508,594,558.12/848,238.25
  6. Step 6: Final answer
    x = 670,222.78

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.