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Finding the Fourth Proportional to 593.92, 820.20 and 544.78

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Solution

The fourth proportional to 593.92, 820.20 and 544.78 is: 752.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.92 : 820.20 = 544.78 : x
  2. Step 2: Convert to fraction form
    593.92/820.20 = 544.78/x
  3. Step 3: Cross multiply
    593.92x = 820.20 × 544.78
  4. Step 4: Simplify right side
    593.92x = 446,828.56
  5. Step 5: Solve for x
    x = 446,828.56/593.92
  6. Step 6: Final answer
    x = 752.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.