Home / 1,267,372.50-1,901,146.22-368,821.68

Finding the Fourth Proportional to 1,267,372.50, 1,901,146.22 and 368,821.68

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Solution

The fourth proportional to 1,267,372.50, 1,901,146.22 and 368,821.68 is: 553,257.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,372.50 : 1,901,146.22 = 368,821.68 : x
  2. Step 2: Convert to fraction form
    1,267,372.50/1,901,146.22 = 368,821.68/x
  3. Step 3: Cross multiply
    1,267,372.50x = 1,901,146.22 × 368,821.68
  4. Step 4: Simplify right side
    1,267,372.50x = 701,183,942,786.05
  5. Step 5: Solve for x
    x = 701,183,942,786.05/1,267,372.50
  6. Step 6: Final answer
    x = 553,257.97

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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.