Home / 744,909.59-1,027,998.56-422,633.27

Finding the Fourth Proportional to 744,909.59, 1,027,998.56 and 422,633.27

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Solution

The fourth proportional to 744,909.59, 1,027,998.56 and 422,633.27 is: 583,247.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,909.59 : 1,027,998.56 = 422,633.27 : x
  2. Step 2: Convert to fraction form
    744,909.59/1,027,998.56 = 422,633.27/x
  3. Step 3: Cross multiply
    744,909.59x = 1,027,998.56 × 422,633.27
  4. Step 4: Simplify right side
    744,909.59x = 434,466,392,968.09
  5. Step 5: Solve for x
    x = 434,466,392,968.09/744,909.59
  6. Step 6: Final answer
    x = 583,247.15

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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.