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Finding the Fourth Proportional to 473.11, 650.84 and 416.81

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Solution

The fourth proportional to 473.11, 650.84 and 416.81 is: 573.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.11 : 650.84 = 416.81 : x
  2. Step 2: Convert to fraction form
    473.11/650.84 = 416.81/x
  3. Step 3: Cross multiply
    473.11x = 650.84 × 416.81
  4. Step 4: Simplify right side
    473.11x = 271,276.16
  5. Step 5: Solve for x
    x = 271,276.16/473.11
  6. Step 6: Final answer
    x = 573.39

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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.