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Finding the Fourth Proportional to 453, 625.14 and 269

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Solution

The fourth proportional to 453, 625.14 and 269 is: 371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    453 : 625.14 = 269 : x
  2. Step 2: Convert to fraction form
    453/625.14 = 269/x
  3. Step 3: Cross multiply
    453x = 625.14 × 269
  4. Step 4: Simplify right side
    453x = 168,162.66
  5. Step 5: Solve for x
    x = 168,162.66/453
  6. Step 6: Final answer
    x = 371.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.