Home / 855,944.96-1,181,064.96-493,383.68

Finding the Fourth Proportional to 855,944.96, 1,181,064.96 and 493,383.68

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Solution

The fourth proportional to 855,944.96, 1,181,064.96 and 493,383.68 is: 680,789.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,944.96 : 1,181,064.96 = 493,383.68 : x
  2. Step 2: Convert to fraction form
    855,944.96/1,181,064.96 = 493,383.68/x
  3. Step 3: Cross multiply
    855,944.96x = 1,181,064.96 × 493,383.68
  4. Step 4: Simplify right side
    855,944.96x = 582,718,176,283.85
  5. Step 5: Solve for x
    x = 582,718,176,283.85/855,944.96
  6. Step 6: Final answer
    x = 680,789.31

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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.