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Finding the Fourth Proportional to 453.56, 625.84 and 264.47

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Solution

The fourth proportional to 453.56, 625.84 and 264.47 is: 364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.56 : 625.84 = 264.47 : x
  2. Step 2: Convert to fraction form
    453.56/625.84 = 264.47/x
  3. Step 3: Cross multiply
    453.56x = 625.84 × 264.47
  4. Step 4: Simplify right side
    453.56x = 165,515.90
  5. Step 5: Solve for x
    x = 165,515.90/453.56
  6. Step 6: Final answer
    x = 364.93

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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.