Home / 848,889.05-1,171,414.73-486,229.78

Finding the Fourth Proportional to 848,889.05, 1,171,414.73 and 486,229.78

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Solution

The fourth proportional to 848,889.05, 1,171,414.73 and 486,229.78 is: 670,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,889.05 : 1,171,414.73 = 486,229.78 : x
  2. Step 2: Convert to fraction form
    848,889.05/1,171,414.73 = 486,229.78/x
  3. Step 3: Cross multiply
    848,889.05x = 1,171,414.73 × 486,229.78
  4. Step 4: Simplify right side
    848,889.05x = 569,576,724,743.70
  5. Step 5: Solve for x
    x = 569,576,724,743.70/848,889.05
  6. Step 6: Final answer
    x = 670,967.22

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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.