Home / 848,790.41-1,273,185.96-209,106.59

Finding the Fourth Proportional to 848,790.41, 1,273,185.96 and 209,106.59

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Solution

The fourth proportional to 848,790.41, 1,273,185.96 and 209,106.59 is: 313,659.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,790.41 : 1,273,185.96 = 209,106.59 : x
  2. Step 2: Convert to fraction form
    848,790.41/1,273,185.96 = 209,106.59/x
  3. Step 3: Cross multiply
    848,790.41x = 1,273,185.96 × 209,106.59
  4. Step 4: Simplify right side
    848,790.41x = 266,231,577,714.44
  5. Step 5: Solve for x
    x = 266,231,577,714.44/848,790.41
  6. Step 6: Final answer
    x = 313,659.97

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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.