Home / 231,020.70-346,531.05-227,910.30

Finding the Fourth Proportional to 231,020.70, 346,531.05 and 227,910.30

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Solution

The fourth proportional to 231,020.70, 346,531.05 and 227,910.30 is: 341,865.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,020.70 : 346,531.05 = 227,910.30 : x
  2. Step 2: Convert to fraction form
    231,020.70/346,531.05 = 227,910.30/x
  3. Step 3: Cross multiply
    231,020.70x = 346,531.05 × 227,910.30
  4. Step 4: Simplify right side
    231,020.70x = 78,977,995,564.82
  5. Step 5: Solve for x
    x = 78,977,995,564.82/231,020.70
  6. Step 6: Final answer
    x = 341,865.45

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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.