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Finding the Fourth Proportional to 546.34, 753.83 and 325.37

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Solution

The fourth proportional to 546.34, 753.83 and 325.37 is: 448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.34 : 753.83 = 325.37 : x
  2. Step 2: Convert to fraction form
    546.34/753.83 = 325.37/x
  3. Step 3: Cross multiply
    546.34x = 753.83 × 325.37
  4. Step 4: Simplify right side
    546.34x = 245,268.27
  5. Step 5: Solve for x
    x = 245,268.27/546.34
  6. Step 6: Final answer
    x = 448.93

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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.