Home / 744,763.95-1,027,794.42-422,522.73

Finding the Fourth Proportional to 744,763.95, 1,027,794.42 and 422,522.73

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Solution

The fourth proportional to 744,763.95, 1,027,794.42 and 422,522.73 is: 583,092.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,763.95 : 1,027,794.42 = 422,522.73 : x
  2. Step 2: Convert to fraction form
    744,763.95/1,027,794.42 = 422,522.73/x
  3. Step 3: Cross multiply
    744,763.95x = 1,027,794.42 × 422,522.73
  4. Step 4: Simplify right side
    744,763.95x = 434,266,504,217.17
  5. Step 5: Solve for x
    x = 434,266,504,217.17/744,763.95
  6. Step 6: Final answer
    x = 583,092.81

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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.