Home / 1,431,738.45-2,147,558.27-366,790.95

Finding the Fourth Proportional to 1,431,738.45, 2,147,558.27 and 366,790.95

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Solution

The fourth proportional to 1,431,738.45, 2,147,558.27 and 366,790.95 is: 550,173.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,738.45 : 2,147,558.27 = 366,790.95 : x
  2. Step 2: Convert to fraction form
    1,431,738.45/2,147,558.27 = 366,790.95/x
  3. Step 3: Cross multiply
    1,431,738.45x = 2,147,558.27 × 366,790.95
  4. Step 4: Simplify right side
    1,431,738.45x = 787,704,936,199.70
  5. Step 5: Solve for x
    x = 787,704,936,199.70/1,431,738.45
  6. Step 6: Final answer
    x = 550,173.77

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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.