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Finding the Fourth Proportional to 544.84, 747.29 and 505.96

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Solution

The fourth proportional to 544.84, 747.29 and 505.96 is: 693.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.84 : 747.29 = 505.96 : x
  2. Step 2: Convert to fraction form
    544.84/747.29 = 505.96/x
  3. Step 3: Cross multiply
    544.84x = 747.29 × 505.96
  4. Step 4: Simplify right side
    544.84x = 378,098.85
  5. Step 5: Solve for x
    x = 378,098.85/544.84
  6. Step 6: Final answer
    x = 693.96

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.