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Finding the Fourth Proportional to 344,921.27, 475,990.97 and 194,018.27

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Solution

The fourth proportional to 344,921.27, 475,990.97 and 194,018.27 is: 267,744.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,921.27 : 475,990.97 = 194,018.27 : x
  2. Step 2: Convert to fraction form
    344,921.27/475,990.97 = 194,018.27/x
  3. Step 3: Cross multiply
    344,921.27x = 475,990.97 × 194,018.27
  4. Step 4: Simplify right side
    344,921.27x = 92,350,941,184.98
  5. Step 5: Solve for x
    x = 92,350,941,184.98/344,921.27
  6. Step 6: Final answer
    x = 267,744.99

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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.