Home / 305,232.86-457,786.94-115,627.85

Finding the Fourth Proportional to 305,232.86, 457,786.94 and 115,627.85

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Solution

The fourth proportional to 305,232.86, 457,786.94 and 115,627.85 is: 173,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,232.86 : 457,786.94 = 115,627.85 : x
  2. Step 2: Convert to fraction form
    305,232.86/457,786.94 = 115,627.85/x
  3. Step 3: Cross multiply
    305,232.86x = 457,786.94 × 115,627.85
  4. Step 4: Simplify right side
    305,232.86x = 52,932,921,705.36
  5. Step 5: Solve for x
    x = 52,932,921,705.36/305,232.86
  6. Step 6: Final answer
    x = 173,418.16

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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.