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Finding the Fourth Proportional to 453.54, 625.95 and 441.19

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Solution

The fourth proportional to 453.54, 625.95 and 441.19 is: 608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.54 : 625.95 = 441.19 : x
  2. Step 2: Convert to fraction form
    453.54/625.95 = 441.19/x
  3. Step 3: Cross multiply
    453.54x = 625.95 × 441.19
  4. Step 4: Simplify right side
    453.54x = 276,157.54
  5. Step 5: Solve for x
    x = 276,157.54/453.54
  6. Step 6: Final answer
    x = 608.89

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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.