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Finding the Fourth Proportional to 600.31, 900.43 and 369.24

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Solution

The fourth proportional to 600.31, 900.43 and 369.24 is: 553.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.31 : 900.43 = 369.24 : x
  2. Step 2: Convert to fraction form
    600.31/900.43 = 369.24/x
  3. Step 3: Cross multiply
    600.31x = 900.43 × 369.24
  4. Step 4: Simplify right side
    600.31x = 332,470.47
  5. Step 5: Solve for x
    x = 332,470.47/600.31
  6. Step 6: Final answer
    x = 553.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.