Home / 907,305.29-1,361,042.72-267,609.65

Finding the Fourth Proportional to 907,305.29, 1,361,042.72 and 267,609.65

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Solution

The fourth proportional to 907,305.29, 1,361,042.72 and 267,609.65 is: 401,439.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,305.29 : 1,361,042.72 = 267,609.65 : x
  2. Step 2: Convert to fraction form
    907,305.29/1,361,042.72 = 267,609.65/x
  3. Step 3: Cross multiply
    907,305.29x = 1,361,042.72 × 267,609.65
  4. Step 4: Simplify right side
    907,305.29x = 364,228,165,934.25
  5. Step 5: Solve for x
    x = 364,228,165,934.25/907,305.29
  6. Step 6: Final answer
    x = 401,439.48

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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.