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Finding the Fourth Proportional to 536.11, 802.60 and 330.06

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Solution

The fourth proportional to 536.11, 802.60 and 330.06 is: 494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.11 : 802.60 = 330.06 : x
  2. Step 2: Convert to fraction form
    536.11/802.60 = 330.06/x
  3. Step 3: Cross multiply
    536.11x = 802.60 × 330.06
  4. Step 4: Simplify right side
    536.11x = 264,906.16
  5. Step 5: Solve for x
    x = 264,906.16/536.11
  6. Step 6: Final answer
    x = 494.13

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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.