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Finding the Fourth Proportional to 483.05, 662.25 and 474.29

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Solution

The fourth proportional to 483.05, 662.25 and 474.29 is: 650.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.05 : 662.25 = 474.29 : x
  2. Step 2: Convert to fraction form
    483.05/662.25 = 474.29/x
  3. Step 3: Cross multiply
    483.05x = 662.25 × 474.29
  4. Step 4: Simplify right side
    483.05x = 314,098.55
  5. Step 5: Solve for x
    x = 314,098.55/483.05
  6. Step 6: Final answer
    x = 650.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.