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Finding the Fourth Proportional to 546.56, 754.14 and 336.77

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Solution

The fourth proportional to 546.56, 754.14 and 336.77 is: 464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.56 : 754.14 = 336.77 : x
  2. Step 2: Convert to fraction form
    546.56/754.14 = 336.77/x
  3. Step 3: Cross multiply
    546.56x = 754.14 × 336.77
  4. Step 4: Simplify right side
    546.56x = 253,971.73
  5. Step 5: Solve for x
    x = 253,971.73/546.56
  6. Step 6: Final answer
    x = 464.67

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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.