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Finding the Fourth Proportional to 580,998.96, 801,757.08 and 322,891.92

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Solution

The fourth proportional to 580,998.96, 801,757.08 and 322,891.92 is: 445,578.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,998.96 : 801,757.08 = 322,891.92 : x
  2. Step 2: Convert to fraction form
    580,998.96/801,757.08 = 322,891.92/x
  3. Step 3: Cross multiply
    580,998.96x = 801,757.08 × 322,891.92
  4. Step 4: Simplify right side
    580,998.96x = 258,880,882,934.79
  5. Step 5: Solve for x
    x = 258,880,882,934.79/580,998.96
  6. Step 6: Final answer
    x = 445,578.91

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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.