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Finding the Fourth Proportional to 358.54, 536.95 and 204.00

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Solution

The fourth proportional to 358.54, 536.95 and 204.00 is: 305.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.54 : 536.95 = 204.00 : x
  2. Step 2: Convert to fraction form
    358.54/536.95 = 204.00/x
  3. Step 3: Cross multiply
    358.54x = 536.95 × 204.00
  4. Step 4: Simplify right side
    358.54x = 109,536.36
  5. Step 5: Solve for x
    x = 109,536.36/358.54
  6. Step 6: Final answer
    x = 305.51

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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.