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Finding the Fourth Proportional to 403.32, 604.58 and 241.08

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Solution

The fourth proportional to 403.32, 604.58 and 241.08 is: 361.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    403.32 : 604.58 = 241.08 : x
  2. Step 2: Convert to fraction form
    403.32/604.58 = 241.08/x
  3. Step 3: Cross multiply
    403.32x = 604.58 × 241.08
  4. Step 4: Simplify right side
    403.32x = 145,752.15
  5. Step 5: Solve for x
    x = 145,752.15/403.32
  6. Step 6: Final answer
    x = 361.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.