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Finding the Fourth Proportional to 534.05, 736.99 and 301.17

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Solution

The fourth proportional to 534.05, 736.99 and 301.17 is: 415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.05 : 736.99 = 301.17 : x
  2. Step 2: Convert to fraction form
    534.05/736.99 = 301.17/x
  3. Step 3: Cross multiply
    534.05x = 736.99 × 301.17
  4. Step 4: Simplify right side
    534.05x = 221,961.29
  5. Step 5: Solve for x
    x = 221,961.29/534.05
  6. Step 6: Final answer
    x = 415.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.