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Finding the Fourth Proportional to 546.36, 754.08 and 325.32

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Solution

The fourth proportional to 546.36, 754.08 and 325.32 is: 449.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.36 : 754.08 = 325.32 : x
  2. Step 2: Convert to fraction form
    546.36/754.08 = 325.32/x
  3. Step 3: Cross multiply
    546.36x = 754.08 × 325.32
  4. Step 4: Simplify right side
    546.36x = 245,317.31
  5. Step 5: Solve for x
    x = 245,317.31/546.36
  6. Step 6: Final answer
    x = 449.00

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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.