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Finding the Fourth Proportional to 1,796.14, 2,694.22 and 497.72

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Solution

The fourth proportional to 1,796.14, 2,694.22 and 497.72 is: 746.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.14 : 2,694.22 = 497.72 : x
  2. Step 2: Convert to fraction form
    1,796.14/2,694.22 = 497.72/x
  3. Step 3: Cross multiply
    1,796.14x = 2,694.22 × 497.72
  4. Step 4: Simplify right side
    1,796.14x = 1,340,967.18
  5. Step 5: Solve for x
    x = 1,340,967.18/1,796.14
  6. Step 6: Final answer
    x = 746.58

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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.