Home / 330,869.86-496,104.85-148,467.38

Finding the Fourth Proportional to 330,869.86, 496,104.85 and 148,467.38

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Solution

The fourth proportional to 330,869.86, 496,104.85 and 148,467.38 is: 222,611.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,869.86 : 496,104.85 = 148,467.38 : x
  2. Step 2: Convert to fraction form
    330,869.86/496,104.85 = 148,467.38/x
  3. Step 3: Cross multiply
    330,869.86x = 496,104.85 × 148,467.38
  4. Step 4: Simplify right side
    330,869.86x = 73,655,387,780.44
  5. Step 5: Solve for x
    x = 73,655,387,780.44/330,869.86
  6. Step 6: Final answer
    x = 222,611.35

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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.