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Finding the Fourth Proportional to 339,065.28, 467,994.96 and 195,908.40

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Solution

The fourth proportional to 339,065.28, 467,994.96 and 195,908.40 is: 270,402.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,065.28 : 467,994.96 = 195,908.40 : x
  2. Step 2: Convert to fraction form
    339,065.28/467,994.96 = 195,908.40/x
  3. Step 3: Cross multiply
    339,065.28x = 467,994.96 × 195,908.40
  4. Step 4: Simplify right side
    339,065.28x = 91,684,143,821.66
  5. Step 5: Solve for x
    x = 91,684,143,821.66/339,065.28
  6. Step 6: Final answer
    x = 270,402.63

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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.