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Finding the Fourth Proportional to 548,654.50, 822,234.52 and 308,882.76

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Solution

The fourth proportional to 548,654.50, 822,234.52 and 308,882.76 is: 462,903.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,654.50 : 822,234.52 = 308,882.76 : x
  2. Step 2: Convert to fraction form
    548,654.50/822,234.52 = 308,882.76/x
  3. Step 3: Cross multiply
    548,654.50x = 822,234.52 × 308,882.76
  4. Step 4: Simplify right side
    548,654.50x = 253,974,067,904.88
  5. Step 5: Solve for x
    x = 253,974,067,904.88/548,654.50
  6. Step 6: Final answer
    x = 462,903.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.