Home / 851,665.24-1,277,301.03-252,481.92

Finding the Fourth Proportional to 851,665.24, 1,277,301.03 and 252,481.92

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Solution

The fourth proportional to 851,665.24, 1,277,301.03 and 252,481.92 is: 378,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,665.24 : 1,277,301.03 = 252,481.92 : x
  2. Step 2: Convert to fraction form
    851,665.24/1,277,301.03 = 252,481.92/x
  3. Step 3: Cross multiply
    851,665.24x = 1,277,301.03 × 252,481.92
  4. Step 4: Simplify right side
    851,665.24x = 322,495,416,472.38
  5. Step 5: Solve for x
    x = 322,495,416,472.38/851,665.24
  6. Step 6: Final answer
    x = 378,664.53

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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.