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Finding the Fourth Proportional to 605.52, 903.54 and 544.23

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Solution

The fourth proportional to 605.52, 903.54 and 544.23 is: 812.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.52 : 903.54 = 544.23 : x
  2. Step 2: Convert to fraction form
    605.52/903.54 = 544.23/x
  3. Step 3: Cross multiply
    605.52x = 903.54 × 544.23
  4. Step 4: Simplify right side
    605.52x = 491,733.57
  5. Step 5: Solve for x
    x = 491,733.57/605.52
  6. Step 6: Final answer
    x = 812.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.