Home / 347,326-520,983.30-110,665.46

Finding the Fourth Proportional to 347,326, 520,983.30 and 110,665.46

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Solution

The fourth proportional to 347,326, 520,983.30 and 110,665.46 is: 165,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,326 : 520,983.30 = 110,665.46 : x
  2. Step 2: Convert to fraction form
    347,326/520,983.30 = 110,665.46/x
  3. Step 3: Cross multiply
    347,326x = 520,983.30 × 110,665.46
  4. Step 4: Simplify right side
    347,326x = 57,654,856,546.82
  5. Step 5: Solve for x
    x = 57,654,856,546.82/347,326
  6. Step 6: Final answer
    x = 165,996.37

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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.