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Finding the Fourth Proportional to 335.84, 461.82 and 325.60

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Solution

The fourth proportional to 335.84, 461.82 and 325.60 is: 447.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.84 : 461.82 = 325.60 : x
  2. Step 2: Convert to fraction form
    335.84/461.82 = 325.60/x
  3. Step 3: Cross multiply
    335.84x = 461.82 × 325.60
  4. Step 4: Simplify right side
    335.84x = 150,368.59
  5. Step 5: Solve for x
    x = 150,368.59/335.84
  6. Step 6: Final answer
    x = 447.74

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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.