Home / 663,204.60-994,927.24-379,215.36

Finding the Fourth Proportional to 663,204.60, 994,927.24 and 379,215.36

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Solution

The fourth proportional to 663,204.60, 994,927.24 and 379,215.36 is: 568,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,204.60 : 994,927.24 = 379,215.36 : x
  2. Step 2: Convert to fraction form
    663,204.60/994,927.24 = 379,215.36/x
  3. Step 3: Cross multiply
    663,204.60x = 994,927.24 × 379,215.36
  4. Step 4: Simplify right side
    663,204.60x = 377,291,691,490.41
  5. Step 5: Solve for x
    x = 377,291,691,490.41/663,204.60
  6. Step 6: Final answer
    x = 568,891.85

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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.