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Finding the Fourth Proportional to 440.58, 600.06 and 439.22

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Solution

The fourth proportional to 440.58, 600.06 and 439.22 is: 598.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.58 : 600.06 = 439.22 : x
  2. Step 2: Convert to fraction form
    440.58/600.06 = 439.22/x
  3. Step 3: Cross multiply
    440.58x = 600.06 × 439.22
  4. Step 4: Simplify right side
    440.58x = 263,558.35
  5. Step 5: Solve for x
    x = 263,558.35/440.58
  6. Step 6: Final answer
    x = 598.21

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.