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Finding the Fourth Proportional to 606.30, 908.01 and 537.90

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Solution

The fourth proportional to 606.30, 908.01 and 537.90 is: 805.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.30 : 908.01 = 537.90 : x
  2. Step 2: Convert to fraction form
    606.30/908.01 = 537.90/x
  3. Step 3: Cross multiply
    606.30x = 908.01 × 537.90
  4. Step 4: Simplify right side
    606.30x = 488,418.58
  5. Step 5: Solve for x
    x = 488,418.58/606.30
  6. Step 6: Final answer
    x = 805.57

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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.