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Finding the Fourth Proportional to 604.18, 905.03 and 466.74

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Solution

The fourth proportional to 604.18, 905.03 and 466.74 is: 699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.18 : 905.03 = 466.74 : x
  2. Step 2: Convert to fraction form
    604.18/905.03 = 466.74/x
  3. Step 3: Cross multiply
    604.18x = 905.03 × 466.74
  4. Step 4: Simplify right side
    604.18x = 422,413.70
  5. Step 5: Solve for x
    x = 422,413.70/604.18
  6. Step 6: Final answer
    x = 699.15

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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.