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Finding the Fourth Proportional to 1,224.79, 1,832.97 and 952.12

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Solution

The fourth proportional to 1,224.79, 1,832.97 and 952.12 is: 1,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224.79 : 1,832.97 = 952.12 : x
  2. Step 2: Convert to fraction form
    1,224.79/1,832.97 = 952.12/x
  3. Step 3: Cross multiply
    1,224.79x = 1,832.97 × 952.12
  4. Step 4: Simplify right side
    1,224.79x = 1,745,202.81
  5. Step 5: Solve for x
    x = 1,745,202.81/1,224.79
  6. Step 6: Final answer
    x = 1,424.90

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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.