Home / 1,072,379.56-1,608,568.30-273,661.11

Finding the Fourth Proportional to 1,072,379.56, 1,608,568.30 and 273,661.11

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Solution

The fourth proportional to 1,072,379.56, 1,608,568.30 and 273,661.11 is: 410,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,379.56 : 1,608,568.30 = 273,661.11 : x
  2. Step 2: Convert to fraction form
    1,072,379.56/1,608,568.30 = 273,661.11/x
  3. Step 3: Cross multiply
    1,072,379.56x = 1,608,568.30 × 273,661.11
  4. Step 4: Simplify right side
    1,072,379.56x = 440,202,586,488.81
  5. Step 5: Solve for x
    x = 440,202,586,488.81/1,072,379.56
  6. Step 6: Final answer
    x = 410,491.40

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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.