Home / 744,410.94-1,027,231.11-438,513.90

Finding the Fourth Proportional to 744,410.94, 1,027,231.11 and 438,513.90

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Solution

The fourth proportional to 744,410.94, 1,027,231.11 and 438,513.90 is: 605,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,410.94 : 1,027,231.11 = 438,513.90 : x
  2. Step 2: Convert to fraction form
    744,410.94/1,027,231.11 = 438,513.90/x
  3. Step 3: Cross multiply
    744,410.94x = 1,027,231.11 × 438,513.90
  4. Step 4: Simplify right side
    744,410.94x = 450,455,120,247.43
  5. Step 5: Solve for x
    x = 450,455,120,247.43/744,410.94
  6. Step 6: Final answer
    x = 605,116.20

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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.