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Finding the Fourth Proportional to 546.96, 754.74 and 325.83

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Solution

The fourth proportional to 546.96, 754.74 and 325.83 is: 449.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.96 : 754.74 = 325.83 : x
  2. Step 2: Convert to fraction form
    546.96/754.74 = 325.83/x
  3. Step 3: Cross multiply
    546.96x = 754.74 × 325.83
  4. Step 4: Simplify right side
    546.96x = 245,916.93
  5. Step 5: Solve for x
    x = 245,916.93/546.96
  6. Step 6: Final answer
    x = 449.61

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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.