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Finding the Fourth Proportional to 1,796.25, 2,694.38 and 497.72

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Solution

The fourth proportional to 1,796.25, 2,694.38 and 497.72 is: 746.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.25 : 2,694.38 = 497.72 : x
  2. Step 2: Convert to fraction form
    1,796.25/2,694.38 = 497.72/x
  3. Step 3: Cross multiply
    1,796.25x = 2,694.38 × 497.72
  4. Step 4: Simplify right side
    1,796.25x = 1,341,040.96
  5. Step 5: Solve for x
    x = 1,341,040.96/1,796.25
  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.