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Finding the Fourth Proportional to 334.47, 461.25 and 235.92

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Solution

The fourth proportional to 334.47, 461.25 and 235.92 is: 325.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.47 : 461.25 = 235.92 : x
  2. Step 2: Convert to fraction form
    334.47/461.25 = 235.92/x
  3. Step 3: Cross multiply
    334.47x = 461.25 × 235.92
  4. Step 4: Simplify right side
    334.47x = 108,818.10
  5. Step 5: Solve for x
    x = 108,818.10/334.47
  6. Step 6: Final answer
    x = 325.34

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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.