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Finding the Fourth Proportional to 1,773.54, 2,659.19 and 848.61

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Solution

The fourth proportional to 1,773.54, 2,659.19 and 848.61 is: 1,272.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.54 : 2,659.19 = 848.61 : x
  2. Step 2: Convert to fraction form
    1,773.54/2,659.19 = 848.61/x
  3. Step 3: Cross multiply
    1,773.54x = 2,659.19 × 848.61
  4. Step 4: Simplify right side
    1,773.54x = 2,256,610.98
  5. Step 5: Solve for x
    x = 2,256,610.98/1,773.54
  6. Step 6: Final answer
    x = 1,272.38

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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.