Home / 461,179.74-691,979.78-236,697.79

Finding the Fourth Proportional to 461,179.74, 691,979.78 and 236,697.79

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Solution

The fourth proportional to 461,179.74, 691,979.78 and 236,697.79 is: 355,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,179.74 : 691,979.78 = 236,697.79 : x
  2. Step 2: Convert to fraction form
    461,179.74/691,979.78 = 236,697.79/x
  3. Step 3: Cross multiply
    461,179.74x = 691,979.78 × 236,697.79
  4. Step 4: Simplify right side
    461,179.74x = 163,790,083,467.20
  5. Step 5: Solve for x
    x = 163,790,083,467.20/461,179.74
  6. Step 6: Final answer
    x = 355,154.55

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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.