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Finding the Fourth Proportional to 340,850.69, 511,220.66 and 160,935.77

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Solution

The fourth proportional to 340,850.69, 511,220.66 and 160,935.77 is: 241,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,850.69 : 511,220.66 = 160,935.77 : x
  2. Step 2: Convert to fraction form
    340,850.69/511,220.66 = 160,935.77/x
  3. Step 3: Cross multiply
    340,850.69x = 511,220.66 × 160,935.77
  4. Step 4: Simplify right side
    340,850.69x = 82,273,689,917.98
  5. Step 5: Solve for x
    x = 82,273,689,917.98/340,850.69
  6. Step 6: Final answer
    x = 241,377.51

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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.