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Finding the Fourth Proportional to 495.33, 741.27 and 300.22

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Solution

The fourth proportional to 495.33, 741.27 and 300.22 is: 449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.33 : 741.27 = 300.22 : x
  2. Step 2: Convert to fraction form
    495.33/741.27 = 300.22/x
  3. Step 3: Cross multiply
    495.33x = 741.27 × 300.22
  4. Step 4: Simplify right side
    495.33x = 222,541.10
  5. Step 5: Solve for x
    x = 222,541.10/495.33
  6. Step 6: Final answer
    x = 449.28

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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.