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Finding the Fourth Proportional to 546.66, 753.48 and 350.10

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Solution

The fourth proportional to 546.66, 753.48 and 350.10 is: 482.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.66 : 753.48 = 350.10 : x
  2. Step 2: Convert to fraction form
    546.66/753.48 = 350.10/x
  3. Step 3: Cross multiply
    546.66x = 753.48 × 350.10
  4. Step 4: Simplify right side
    546.66x = 263,793.35
  5. Step 5: Solve for x
    x = 263,793.35/546.66
  6. Step 6: Final answer
    x = 482.55

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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.