Home / 330,816.89-456,578.27-187,546.52

Finding the Fourth Proportional to 330,816.89, 456,578.27 and 187,546.52

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Solution

The fourth proportional to 330,816.89, 456,578.27 and 187,546.52 is: 258,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,816.89 : 456,578.27 = 187,546.52 : x
  2. Step 2: Convert to fraction form
    330,816.89/456,578.27 = 187,546.52/x
  3. Step 3: Cross multiply
    330,816.89x = 456,578.27 × 187,546.52
  4. Step 4: Simplify right side
    330,816.89x = 85,629,666,553.13
  5. Step 5: Solve for x
    x = 85,629,666,553.13/330,816.89
  6. Step 6: Final answer
    x = 258,843.09

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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.