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Finding the Fourth Proportional to 592.11, 816.69 and 371.16

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Solution

The fourth proportional to 592.11, 816.69 and 371.16 is: 511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.11 : 816.69 = 371.16 : x
  2. Step 2: Convert to fraction form
    592.11/816.69 = 371.16/x
  3. Step 3: Cross multiply
    592.11x = 816.69 × 371.16
  4. Step 4: Simplify right side
    592.11x = 303,122.66
  5. Step 5: Solve for x
    x = 303,122.66/592.11
  6. Step 6: Final answer
    x = 511.94

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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.