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Finding the Fourth Proportional to 606.14, 904.09 and 587.91

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Solution

The fourth proportional to 606.14, 904.09 and 587.91 is: 876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.14 : 904.09 = 587.91 : x
  2. Step 2: Convert to fraction form
    606.14/904.09 = 587.91/x
  3. Step 3: Cross multiply
    606.14x = 904.09 × 587.91
  4. Step 4: Simplify right side
    606.14x = 531,523.55
  5. Step 5: Solve for x
    x = 531,523.55/606.14
  6. Step 6: Final answer
    x = 876.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.