Home / 855,917.90-1,181,166.62-473,944.68

Finding the Fourth Proportional to 855,917.90, 1,181,166.62 and 473,944.68

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Solution

The fourth proportional to 855,917.90, 1,181,166.62 and 473,944.68 is: 654,043.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,917.90 : 1,181,166.62 = 473,944.68 : x
  2. Step 2: Convert to fraction form
    855,917.90/1,181,166.62 = 473,944.68/x
  3. Step 3: Cross multiply
    855,917.90x = 1,181,166.62 × 473,944.68
  4. Step 4: Simplify right side
    855,917.90x = 559,807,635,742.58
  5. Step 5: Solve for x
    x = 559,807,635,742.58/855,917.90
  6. Step 6: Final answer
    x = 654,043.61

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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.