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Finding the Fourth Proportional to 1,770.46, 2,655.23 and 796.34

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Solution

The fourth proportional to 1,770.46, 2,655.23 and 796.34 is: 1,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.46 : 2,655.23 = 796.34 : x
  2. Step 2: Convert to fraction form
    1,770.46/2,655.23 = 796.34/x
  3. Step 3: Cross multiply
    1,770.46x = 2,655.23 × 796.34
  4. Step 4: Simplify right side
    1,770.46x = 2,114,448.60
  5. Step 5: Solve for x
    x = 2,114,448.60/1,770.46
  6. Step 6: Final answer
    x = 1,194.29

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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.