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Finding the Fourth Proportional to 471.36, 650.64 and 332.24

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Solution

The fourth proportional to 471.36, 650.64 and 332.24 is: 458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.36 : 650.64 = 332.24 : x
  2. Step 2: Convert to fraction form
    471.36/650.64 = 332.24/x
  3. Step 3: Cross multiply
    471.36x = 650.64 × 332.24
  4. Step 4: Simplify right side
    471.36x = 216,168.63
  5. Step 5: Solve for x
    x = 216,168.63/471.36
  6. Step 6: Final answer
    x = 458.61

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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.