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Finding the Fourth Proportional to 604.89, 835.00 and 395.24

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Solution

The fourth proportional to 604.89, 835.00 and 395.24 is: 545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.89 : 835.00 = 395.24 : x
  2. Step 2: Convert to fraction form
    604.89/835.00 = 395.24/x
  3. Step 3: Cross multiply
    604.89x = 835.00 × 395.24
  4. Step 4: Simplify right side
    604.89x = 330,020.24
  5. Step 5: Solve for x
    x = 330,020.24/604.89
  6. Step 6: Final answer
    x = 545.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.