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Finding the Fourth Proportional to 453.98, 625.94 and 335.76

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Solution

The fourth proportional to 453.98, 625.94 and 335.76 is: 462.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.98 : 625.94 = 335.76 : x
  2. Step 2: Convert to fraction form
    453.98/625.94 = 335.76/x
  3. Step 3: Cross multiply
    453.98x = 625.94 × 335.76
  4. Step 4: Simplify right side
    453.98x = 210,165.61
  5. Step 5: Solve for x
    x = 210,165.61/453.98
  6. Step 6: Final answer
    x = 462.94

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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.