Home / 1,041,231.73-1,561,995.72-321,634.57

Finding the Fourth Proportional to 1,041,231.73, 1,561,995.72 and 321,634.57

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Solution

The fourth proportional to 1,041,231.73, 1,561,995.72 and 321,634.57 is: 482,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,231.73 : 1,561,995.72 = 321,634.57 : x
  2. Step 2: Convert to fraction form
    1,041,231.73/1,561,995.72 = 321,634.57/x
  3. Step 3: Cross multiply
    1,041,231.73x = 1,561,995.72 × 321,634.57
  4. Step 4: Simplify right side
    1,041,231.73x = 502,391,826,065.50
  5. Step 5: Solve for x
    x = 502,391,826,065.50/1,041,231.73
  6. Step 6: Final answer
    x = 482,497.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.