Home / 1,041,389.97-1,562,234.37-321,794.49

Finding the Fourth Proportional to 1,041,389.97, 1,562,234.37 and 321,794.49

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Solution

The fourth proportional to 1,041,389.97, 1,562,234.37 and 321,794.49 is: 482,737.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,389.97 : 1,562,234.37 = 321,794.49 : x
  2. Step 2: Convert to fraction form
    1,041,389.97/1,562,234.37 = 321,794.49/x
  3. Step 3: Cross multiply
    1,041,389.97x = 1,562,234.37 × 321,794.49
  4. Step 4: Simplify right side
    1,041,389.97x = 502,718,408,218.70
  5. Step 5: Solve for x
    x = 502,718,408,218.70/1,041,389.97
  6. Step 6: Final answer
    x = 482,737.90

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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.