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Finding the Fourth Proportional to 483.29, 666.59 and 371.24

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Solution

The fourth proportional to 483.29, 666.59 and 371.24 is: 512.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.29 : 666.59 = 371.24 : x
  2. Step 2: Convert to fraction form
    483.29/666.59 = 371.24/x
  3. Step 3: Cross multiply
    483.29x = 666.59 × 371.24
  4. Step 4: Simplify right side
    483.29x = 247,464.87
  5. Step 5: Solve for x
    x = 247,464.87/483.29
  6. Step 6: Final answer
    x = 512.04

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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.