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Finding the Fourth Proportional to 536.04, 738.66 and 349.32

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Solution

The fourth proportional to 536.04, 738.66 and 349.32 is: 481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.04 : 738.66 = 349.32 : x
  2. Step 2: Convert to fraction form
    536.04/738.66 = 349.32/x
  3. Step 3: Cross multiply
    536.04x = 738.66 × 349.32
  4. Step 4: Simplify right side
    536.04x = 258,028.71
  5. Step 5: Solve for x
    x = 258,028.71/536.04
  6. Step 6: Final answer
    x = 481.36

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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.