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Finding the Fourth Proportional to 296,908.62, 445,537.89 and 119,433.57

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Solution

The fourth proportional to 296,908.62, 445,537.89 and 119,433.57 is: 179,220.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,908.62 : 445,537.89 = 119,433.57 : x
  2. Step 2: Convert to fraction form
    296,908.62/445,537.89 = 119,433.57/x
  3. Step 3: Cross multiply
    296,908.62x = 445,537.89 × 119,433.57
  4. Step 4: Simplify right side
    296,908.62x = 53,212,180,772.97
  5. Step 5: Solve for x
    x = 53,212,180,772.97/296,908.62
  6. Step 6: Final answer
    x = 179,220.73

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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.