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Finding the Fourth Proportional to 541.44, 808.68 and 468.54

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Solution

The fourth proportional to 541.44, 808.68 and 468.54 is: 699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.44 : 808.68 = 468.54 : x
  2. Step 2: Convert to fraction form
    541.44/808.68 = 468.54/x
  3. Step 3: Cross multiply
    541.44x = 808.68 × 468.54
  4. Step 4: Simplify right side
    541.44x = 378,898.93
  5. Step 5: Solve for x
    x = 378,898.93/541.44
  6. Step 6: Final answer
    x = 699.80

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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.