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Finding the Fourth Proportional to 546.68, 754.48 and 360.28

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Solution

The fourth proportional to 546.68, 754.48 and 360.28 is: 497.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.68 : 754.48 = 360.28 : x
  2. Step 2: Convert to fraction form
    546.68/754.48 = 360.28/x
  3. Step 3: Cross multiply
    546.68x = 754.48 × 360.28
  4. Step 4: Simplify right side
    546.68x = 271,825.45
  5. Step 5: Solve for x
    x = 271,825.45/546.68
  6. Step 6: Final answer
    x = 497.23

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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.