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Finding the Fourth Proportional to 548,097.82, 756,321.82 and 344,083.52

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Solution

The fourth proportional to 548,097.82, 756,321.82 and 344,083.52 is: 474,801.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,097.82 : 756,321.82 = 344,083.52 : x
  2. Step 2: Convert to fraction form
    548,097.82/756,321.82 = 344,083.52/x
  3. Step 3: Cross multiply
    548,097.82x = 756,321.82 × 344,083.52
  4. Step 4: Simplify right side
    548,097.82x = 260,237,874,078.41
  5. Step 5: Solve for x
    x = 260,237,874,078.41/548,097.82
  6. Step 6: Final answer
    x = 474,801.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.