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Finding the Fourth Proportional to 544.73, 812.32 and 531.77

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Solution

The fourth proportional to 544.73, 812.32 and 531.77 is: 792.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.73 : 812.32 = 531.77 : x
  2. Step 2: Convert to fraction form
    544.73/812.32 = 531.77/x
  3. Step 3: Cross multiply
    544.73x = 812.32 × 531.77
  4. Step 4: Simplify right side
    544.73x = 431,967.41
  5. Step 5: Solve for x
    x = 431,967.41/544.73
  6. Step 6: Final answer
    x = 792.99

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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.