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Finding the Fourth Proportional to 600.03, 900.41 and 215.31

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Solution

The fourth proportional to 600.03, 900.41 and 215.31 is: 323.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.03 : 900.41 = 215.31 : x
  2. Step 2: Convert to fraction form
    600.03/900.41 = 215.31/x
  3. Step 3: Cross multiply
    600.03x = 900.41 × 215.31
  4. Step 4: Simplify right side
    600.03x = 193,866.20
  5. Step 5: Solve for x
    x = 193,866.20/600.03
  6. Step 6: Final answer
    x = 323.09

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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.