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Finding the Fourth Proportional to 604.44, 911.30 and 550.98

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Solution

The fourth proportional to 604.44, 911.30 and 550.98 is: 830.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.44 : 911.30 = 550.98 : x
  2. Step 2: Convert to fraction form
    604.44/911.30 = 550.98/x
  3. Step 3: Cross multiply
    604.44x = 911.30 × 550.98
  4. Step 4: Simplify right side
    604.44x = 502,105.32
  5. Step 5: Solve for x
    x = 502,105.32/604.44
  6. Step 6: Final answer
    x = 830.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.