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Finding the Fourth Proportional to 1,610.97, 2,417.94 and 995.88

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Solution

The fourth proportional to 1,610.97, 2,417.94 and 995.88 is: 1,494.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.97 : 2,417.94 = 995.88 : x
  2. Step 2: Convert to fraction form
    1,610.97/2,417.94 = 995.88/x
  3. Step 3: Cross multiply
    1,610.97x = 2,417.94 × 995.88
  4. Step 4: Simplify right side
    1,610.97x = 2,407,978.09
  5. Step 5: Solve for x
    x = 2,407,978.09/1,610.97
  6. Step 6: Final answer
    x = 1,494.74

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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.