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Finding the Fourth Proportional to 344,898.36, 475,954.86 and 193,995

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Solution

The fourth proportional to 344,898.36, 475,954.86 and 193,995 is: 267,710.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,898.36 : 475,954.86 = 193,995 : x
  2. Step 2: Convert to fraction form
    344,898.36/475,954.86 = 193,995/x
  3. Step 3: Cross multiply
    344,898.36x = 475,954.86 × 193,995
  4. Step 4: Simplify right side
    344,898.36x = 92,332,863,065.70
  5. Step 5: Solve for x
    x = 92,332,863,065.70/344,898.36
  6. Step 6: Final answer
    x = 267,710.36

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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.