Home / 682,568.10-1,022,546.55-366,920.10

Finding the Fourth Proportional to 682,568.10, 1,022,546.55 and 366,920.10

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Solution

The fourth proportional to 682,568.10, 1,022,546.55 and 366,920.10 is: 549,678.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,568.10 : 1,022,546.55 = 366,920.10 : x
  2. Step 2: Convert to fraction form
    682,568.10/1,022,546.55 = 366,920.10/x
  3. Step 3: Cross multiply
    682,568.10x = 1,022,546.55 × 366,920.10
  4. Step 4: Simplify right side
    682,568.10x = 375,192,882,380.66
  5. Step 5: Solve for x
    x = 375,192,882,380.66/682,568.10
  6. Step 6: Final answer
    x = 549,678.31

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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.