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Finding the Fourth Proportional to 355.66, 533.94 and 341.08

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Solution

The fourth proportional to 355.66, 533.94 and 341.08 is: 512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.66 : 533.94 = 341.08 : x
  2. Step 2: Convert to fraction form
    355.66/533.94 = 341.08/x
  3. Step 3: Cross multiply
    355.66x = 533.94 × 341.08
  4. Step 4: Simplify right side
    355.66x = 182,116.26
  5. Step 5: Solve for x
    x = 182,116.26/355.66
  6. Step 6: Final answer
    x = 512.05

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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.