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Finding the Fourth Proportional to 606.87, 910.37 and 174.04

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Solution

The fourth proportional to 606.87, 910.37 and 174.04 is: 261.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.87 : 910.37 = 174.04 : x
  2. Step 2: Convert to fraction form
    606.87/910.37 = 174.04/x
  3. Step 3: Cross multiply
    606.87x = 910.37 × 174.04
  4. Step 4: Simplify right side
    606.87x = 158,438.95
  5. Step 5: Solve for x
    x = 158,438.95/606.87
  6. Step 6: Final answer
    x = 261.08

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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.