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Finding the Fourth Proportional to 604.01, 902.18 and 481.91

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Solution

The fourth proportional to 604.01, 902.18 and 481.91 is: 719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.01 : 902.18 = 481.91 : x
  2. Step 2: Convert to fraction form
    604.01/902.18 = 481.91/x
  3. Step 3: Cross multiply
    604.01x = 902.18 × 481.91
  4. Step 4: Simplify right side
    604.01x = 434,766.26
  5. Step 5: Solve for x
    x = 434,766.26/604.01
  6. Step 6: Final answer
    x = 719.80

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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.