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Finding the Fourth Proportional to 600.72, 901.08 and 215.94

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Solution

The fourth proportional to 600.72, 901.08 and 215.94 is: 323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.72 : 901.08 = 215.94 : x
  2. Step 2: Convert to fraction form
    600.72/901.08 = 215.94/x
  3. Step 3: Cross multiply
    600.72x = 901.08 × 215.94
  4. Step 4: Simplify right side
    600.72x = 194,579.22
  5. Step 5: Solve for x
    x = 194,579.22/600.72
  6. Step 6: Final answer
    x = 323.91

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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.