Home / 744,769.53-1,027,857.60-438,944.39

Finding the Fourth Proportional to 744,769.53, 1,027,857.60 and 438,944.39

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Solution

The fourth proportional to 744,769.53, 1,027,857.60 and 438,944.39 is: 605,787.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,769.53 : 1,027,857.60 = 438,944.39 : x
  2. Step 2: Convert to fraction form
    744,769.53/1,027,857.60 = 438,944.39/x
  3. Step 3: Cross multiply
    744,769.53x = 1,027,857.60 × 438,944.39
  4. Step 4: Simplify right side
    744,769.53x = 451,172,322,099.58
  5. Step 5: Solve for x
    x = 451,172,322,099.58/744,769.53
  6. Step 6: Final answer
    x = 605,787.84

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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.