Home / 744,471.32-1,027,092.08-438,360.57

Finding the Fourth Proportional to 744,471.32, 1,027,092.08 and 438,360.57

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Solution

The fourth proportional to 744,471.32, 1,027,092.08 and 438,360.57 is: 604,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,471.32 : 1,027,092.08 = 438,360.57 : x
  2. Step 2: Convert to fraction form
    744,471.32/1,027,092.08 = 438,360.57/x
  3. Step 3: Cross multiply
    744,471.32x = 1,027,092.08 × 438,360.57
  4. Step 4: Simplify right side
    744,471.32x = 450,236,667,439.48
  5. Step 5: Solve for x
    x = 450,236,667,439.48/744,471.32
  6. Step 6: Final answer
    x = 604,773.69

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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.