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Finding the Fourth Proportional to 356.94, 534.51 and 241.26

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Solution

The fourth proportional to 356.94, 534.51 and 241.26 is: 361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.94 : 534.51 = 241.26 : x
  2. Step 2: Convert to fraction form
    356.94/534.51 = 241.26/x
  3. Step 3: Cross multiply
    356.94x = 534.51 × 241.26
  4. Step 4: Simplify right side
    356.94x = 128,955.88
  5. Step 5: Solve for x
    x = 128,955.88/356.94
  6. Step 6: Final answer
    x = 361.28

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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.