Home / 331,258.22-457,147.58-186,089.61

Finding the Fourth Proportional to 331,258.22, 457,147.58 and 186,089.61

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Solution

The fourth proportional to 331,258.22, 457,147.58 and 186,089.61 is: 256,809.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,258.22 : 457,147.58 = 186,089.61 : x
  2. Step 2: Convert to fraction form
    331,258.22/457,147.58 = 186,089.61/x
  3. Step 3: Cross multiply
    331,258.22x = 457,147.58 × 186,089.61
  4. Step 4: Simplify right side
    331,258.22x = 85,070,414,874.64
  5. Step 5: Solve for x
    x = 85,070,414,874.64/331,258.22
  6. Step 6: Final answer
    x = 256,809.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.