Home / 744,471.60-1,027,553.31-422,370.24

Finding the Fourth Proportional to 744,471.60, 1,027,553.31 and 422,370.24

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Solution

The fourth proportional to 744,471.60, 1,027,553.31 and 422,370.24 is: 582,974.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,471.60 : 1,027,553.31 = 422,370.24 : x
  2. Step 2: Convert to fraction form
    744,471.60/1,027,553.31 = 422,370.24/x
  3. Step 3: Cross multiply
    744,471.60x = 1,027,553.31 × 422,370.24
  4. Step 4: Simplify right side
    744,471.60x = 434,007,938,157.49
  5. Step 5: Solve for x
    x = 434,007,938,157.49/744,471.60
  6. Step 6: Final answer
    x = 582,974.47

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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.