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Finding the Fourth Proportional to 604.65, 831.83 and 593.31

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Solution

The fourth proportional to 604.65, 831.83 and 593.31 is: 816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.65 : 831.83 = 593.31 : x
  2. Step 2: Convert to fraction form
    604.65/831.83 = 593.31/x
  3. Step 3: Cross multiply
    604.65x = 831.83 × 593.31
  4. Step 4: Simplify right side
    604.65x = 493,530.09
  5. Step 5: Solve for x
    x = 493,530.09/604.65
  6. Step 6: Final answer
    x = 816.22

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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.