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Finding the Fourth Proportional to 544.23, 811.58 and 531.27

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Solution

The fourth proportional to 544.23, 811.58 and 531.27 is: 792.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.23 : 811.58 = 531.27 : x
  2. Step 2: Convert to fraction form
    544.23/811.58 = 531.27/x
  3. Step 3: Cross multiply
    544.23x = 811.58 × 531.27
  4. Step 4: Simplify right side
    544.23x = 431,165.45
  5. Step 5: Solve for x
    x = 431,165.45/544.23
  6. Step 6: Final answer
    x = 792.25

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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.