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Finding the Fourth Proportional to 550.01, 818.73 and 541.81

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Solution

The fourth proportional to 550.01, 818.73 and 541.81 is: 806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    550.01 : 818.73 = 541.81 : x
  2. Step 2: Convert to fraction form
    550.01/818.73 = 541.81/x
  3. Step 3: Cross multiply
    550.01x = 818.73 × 541.81
  4. Step 4: Simplify right side
    550.01x = 443,596.10
  5. Step 5: Solve for x
    x = 443,596.10/550.01
  6. Step 6: Final answer
    x = 806.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.