Home / 1,206,454.27-1,809,680.38-307,895.94

Finding the Fourth Proportional to 1,206,454.27, 1,809,680.38 and 307,895.94

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Solution

The fourth proportional to 1,206,454.27, 1,809,680.38 and 307,895.94 is: 461,843.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,454.27 : 1,809,680.38 = 307,895.94 : x
  2. Step 2: Convert to fraction form
    1,206,454.27/1,809,680.38 = 307,895.94/x
  3. Step 3: Cross multiply
    1,206,454.27x = 1,809,680.38 × 307,895.94
  4. Step 4: Simplify right side
    1,206,454.27x = 557,193,231,111.78
  5. Step 5: Solve for x
    x = 557,193,231,111.78/1,206,454.27
  6. Step 6: Final answer
    x = 461,843.64

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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.