Home / 744,883.92-1,027,856.07-438,940.44

Finding the Fourth Proportional to 744,883.92, 1,027,856.07 and 438,940.44

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Solution

The fourth proportional to 744,883.92, 1,027,856.07 and 438,940.44 is: 605,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,883.92 : 1,027,856.07 = 438,940.44 : x
  2. Step 2: Convert to fraction form
    744,883.92/1,027,856.07 = 438,940.44/x
  3. Step 3: Cross multiply
    744,883.92x = 1,027,856.07 × 438,940.44
  4. Step 4: Simplify right side
    744,883.92x = 451,167,595,622.47
  5. Step 5: Solve for x
    x = 451,167,595,622.47/744,883.92
  6. Step 6: Final answer
    x = 605,688.46

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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.