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Finding the Fourth Proportional to 546.35, 753.50 and 350.12

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Solution

The fourth proportional to 546.35, 753.50 and 350.12 is: 482.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.35 : 753.50 = 350.12 : x
  2. Step 2: Convert to fraction form
    546.35/753.50 = 350.12/x
  3. Step 3: Cross multiply
    546.35x = 753.50 × 350.12
  4. Step 4: Simplify right side
    546.35x = 263,818.18
  5. Step 5: Solve for x
    x = 263,818.18/546.35
  6. Step 6: Final answer
    x = 482.88

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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.