Home / 804,379.15-1,206,568.41-205,340.14

Finding the Fourth Proportional to 804,379.15, 1,206,568.41 and 205,340.14

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Solution

The fourth proportional to 804,379.15, 1,206,568.41 and 205,340.14 is: 308,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,379.15 : 1,206,568.41 = 205,340.14 : x
  2. Step 2: Convert to fraction form
    804,379.15/1,206,568.41 = 205,340.14/x
  3. Step 3: Cross multiply
    804,379.15x = 1,206,568.41 × 205,340.14
  4. Step 4: Simplify right side
    804,379.15x = 247,756,926,228.98
  5. Step 5: Solve for x
    x = 247,756,926,228.98/804,379.15
  6. Step 6: Final answer
    x = 308,010.13

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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.