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Finding the Fourth Proportional to 544.74, 818.55 and 362.22

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Solution

The fourth proportional to 544.74, 818.55 and 362.22 is: 544.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.74 : 818.55 = 362.22 : x
  2. Step 2: Convert to fraction form
    544.74/818.55 = 362.22/x
  3. Step 3: Cross multiply
    544.74x = 818.55 × 362.22
  4. Step 4: Simplify right side
    544.74x = 296,495.18
  5. Step 5: Solve for x
    x = 296,495.18/544.74
  6. Step 6: Final answer
    x = 544.29

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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.