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Finding the Fourth Proportional to 600.60, 828.36 and 443.16

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Solution

The fourth proportional to 600.60, 828.36 and 443.16 is: 611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.60 : 828.36 = 443.16 : x
  2. Step 2: Convert to fraction form
    600.60/828.36 = 443.16/x
  3. Step 3: Cross multiply
    600.60x = 828.36 × 443.16
  4. Step 4: Simplify right side
    600.60x = 367,096.02
  5. Step 5: Solve for x
    x = 367,096.02/600.60
  6. Step 6: Final answer
    x = 611.22

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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.