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Finding the Fourth Proportional to 1,224.84, 1,836.27 and 566.76

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Solution

The fourth proportional to 1,224.84, 1,836.27 and 566.76 is: 849.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224.84 : 1,836.27 = 566.76 : x
  2. Step 2: Convert to fraction form
    1,224.84/1,836.27 = 566.76/x
  3. Step 3: Cross multiply
    1,224.84x = 1,836.27 × 566.76
  4. Step 4: Simplify right side
    1,224.84x = 1,040,724.39
  5. Step 5: Solve for x
    x = 1,040,724.39/1,224.84
  6. Step 6: Final answer
    x = 849.68

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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.