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Finding the Fourth Proportional to 356.10, 534.16 and 241.32

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Solution

The fourth proportional to 356.10, 534.16 and 241.32 is: 361.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.10 : 534.16 = 241.32 : x
  2. Step 2: Convert to fraction form
    356.10/534.16 = 241.32/x
  3. Step 3: Cross multiply
    356.10x = 534.16 × 241.32
  4. Step 4: Simplify right side
    356.10x = 128,903.49
  5. Step 5: Solve for x
    x = 128,903.49/356.10
  6. Step 6: Final answer
    x = 361.99

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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.