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Finding the Fourth Proportional to 606.11, 908.65 and 297.63

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Solution

The fourth proportional to 606.11, 908.65 and 297.63 is: 446.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.11 : 908.65 = 297.63 : x
  2. Step 2: Convert to fraction form
    606.11/908.65 = 297.63/x
  3. Step 3: Cross multiply
    606.11x = 908.65 × 297.63
  4. Step 4: Simplify right side
    606.11x = 270,441.50
  5. Step 5: Solve for x
    x = 270,441.50/606.11
  6. Step 6: Final answer
    x = 446.19

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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.