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Finding the Fourth Proportional to 1,168.98, 1,753.48 and 303.29

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Solution

The fourth proportional to 1,168.98, 1,753.48 and 303.29 is: 454.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168.98 : 1,753.48 = 303.29 : x
  2. Step 2: Convert to fraction form
    1,168.98/1,753.48 = 303.29/x
  3. Step 3: Cross multiply
    1,168.98x = 1,753.48 × 303.29
  4. Step 4: Simplify right side
    1,168.98x = 531,817.71
  5. Step 5: Solve for x
    x = 531,817.71/1,168.98
  6. Step 6: Final answer
    x = 454.94

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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.