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Finding the Fourth Proportional to 1,796.43, 2,694.79 and 497.89

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Solution

The fourth proportional to 1,796.43, 2,694.79 and 497.89 is: 746.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.43 : 2,694.79 = 497.89 : x
  2. Step 2: Convert to fraction form
    1,796.43/2,694.79 = 497.89/x
  3. Step 3: Cross multiply
    1,796.43x = 2,694.79 × 497.89
  4. Step 4: Simplify right side
    1,796.43x = 1,341,708.99
  5. Step 5: Solve for x
    x = 1,341,708.99/1,796.43
  6. Step 6: Final answer
    x = 746.88

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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.