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Finding the Fourth Proportional to 580,550.09, 801,147.31 and 325,901.27

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Solution

The fourth proportional to 580,550.09, 801,147.31 and 325,901.27 is: 449,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,550.09 : 801,147.31 = 325,901.27 : x
  2. Step 2: Convert to fraction form
    580,550.09/801,147.31 = 325,901.27/x
  3. Step 3: Cross multiply
    580,550.09x = 801,147.31 × 325,901.27
  4. Step 4: Simplify right side
    580,550.09x = 261,094,926,974.20
  5. Step 5: Solve for x
    x = 261,094,926,974.20/580,550.09
  6. Step 6: Final answer
    x = 449,737.13

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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.