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Finding the Fourth Proportional to 1,169.56, 1,753.80 and 804.52

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Solution

The fourth proportional to 1,169.56, 1,753.80 and 804.52 is: 1,206.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169.56 : 1,753.80 = 804.52 : x
  2. Step 2: Convert to fraction form
    1,169.56/1,753.80 = 804.52/x
  3. Step 3: Cross multiply
    1,169.56x = 1,753.80 × 804.52
  4. Step 4: Simplify right side
    1,169.56x = 1,410,967.18
  5. Step 5: Solve for x
    x = 1,410,967.18/1,169.56
  6. Step 6: Final answer
    x = 1,206.41

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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.