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Finding the Fourth Proportional to 600.72, 824.56 and 533.76

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Solution

The fourth proportional to 600.72, 824.56 and 533.76 is: 732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.72 : 824.56 = 533.76 : x
  2. Step 2: Convert to fraction form
    600.72/824.56 = 533.76/x
  3. Step 3: Cross multiply
    600.72x = 824.56 × 533.76
  4. Step 4: Simplify right side
    600.72x = 440,117.15
  5. Step 5: Solve for x
    x = 440,117.15/600.72
  6. Step 6: Final answer
    x = 732.65

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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.