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Finding the Fourth Proportional to 482.01, 664.63 and 371.24

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Solution

The fourth proportional to 482.01, 664.63 and 371.24 is: 511.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.01 : 664.63 = 371.24 : x
  2. Step 2: Convert to fraction form
    482.01/664.63 = 371.24/x
  3. Step 3: Cross multiply
    482.01x = 664.63 × 371.24
  4. Step 4: Simplify right side
    482.01x = 246,737.24
  5. Step 5: Solve for x
    x = 246,737.24/482.01
  6. Step 6: Final answer
    x = 511.89

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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.