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Finding the Fourth Proportional to 606.15, 908.12 and 583.65

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Solution

The fourth proportional to 606.15, 908.12 and 583.65 is: 874.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.15 : 908.12 = 583.65 : x
  2. Step 2: Convert to fraction form
    606.15/908.12 = 583.65/x
  3. Step 3: Cross multiply
    606.15x = 908.12 × 583.65
  4. Step 4: Simplify right side
    606.15x = 530,016.78
  5. Step 5: Solve for x
    x = 530,016.78/606.15
  6. Step 6: Final answer
    x = 874.41

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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.