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Finding the Fourth Proportional to 580,562.28, 801,131.72 and 325,864.26

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Solution

The fourth proportional to 580,562.28, 801,131.72 and 325,864.26 is: 449,667.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,562.28 : 801,131.72 = 325,864.26 : x
  2. Step 2: Convert to fraction form
    580,562.28/801,131.72 = 325,864.26/x
  3. Step 3: Cross multiply
    580,562.28x = 801,131.72 × 325,864.26
  4. Step 4: Simplify right side
    580,562.28x = 261,060,193,471.01
  5. Step 5: Solve for x
    x = 261,060,193,471.01/580,562.28
  6. Step 6: Final answer
    x = 449,667.85

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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.