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Finding the Fourth Proportional to 336,467.36, 504,623.22 and 99,752.96

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Solution

The fourth proportional to 336,467.36, 504,623.22 and 99,752.96 is: 149,606.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,467.36 : 504,623.22 = 99,752.96 : x
  2. Step 2: Convert to fraction form
    336,467.36/504,623.22 = 99,752.96/x
  3. Step 3: Cross multiply
    336,467.36x = 504,623.22 × 99,752.96
  4. Step 4: Simplify right side
    336,467.36x = 50,337,659,879.73
  5. Step 5: Solve for x
    x = 50,337,659,879.73/336,467.36
  6. Step 6: Final answer
    x = 149,606.37

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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.