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Finding the Fourth Proportional to 296,791.77, 445,229.23 and 97,127.85

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Solution

The fourth proportional to 296,791.77, 445,229.23 and 97,127.85 is: 145,705.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,791.77 : 445,229.23 = 97,127.85 : x
  2. Step 2: Convert to fraction form
    296,791.77/445,229.23 = 97,127.85/x
  3. Step 3: Cross multiply
    296,791.77x = 445,229.23 × 97,127.85
  4. Step 4: Simplify right side
    296,791.77x = 43,244,155,398.09
  5. Step 5: Solve for x
    x = 43,244,155,398.09/296,791.77
  6. Step 6: Final answer
    x = 145,705.37

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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.