Home / 848,236.50-1,170,568.80-485,665.92

Finding the Fourth Proportional to 848,236.50, 1,170,568.80 and 485,665.92

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Solution

The fourth proportional to 848,236.50, 1,170,568.80 and 485,665.92 is: 670,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,236.50 : 1,170,568.80 = 485,665.92 : x
  2. Step 2: Convert to fraction form
    848,236.50/1,170,568.80 = 485,665.92/x
  3. Step 3: Cross multiply
    848,236.50x = 1,170,568.80 × 485,665.92
  4. Step 4: Simplify right side
    848,236.50x = 568,505,373,175.30
  5. Step 5: Solve for x
    x = 568,505,373,175.30/848,236.50
  6. Step 6: Final answer
    x = 670,220.36

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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.