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Finding the Fourth Proportional to 1,468.48, 2,201.94 and 544

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Solution

The fourth proportional to 1,468.48, 2,201.94 and 544 is: 815.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.48 : 2,201.94 = 544 : x
  2. Step 2: Convert to fraction form
    1,468.48/2,201.94 = 544/x
  3. Step 3: Cross multiply
    1,468.48x = 2,201.94 × 544
  4. Step 4: Simplify right side
    1,468.48x = 1,197,855.36
  5. Step 5: Solve for x
    x = 1,197,855.36/1,468.48
  6. Step 6: Final answer
    x = 815.71

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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.