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Finding the Fourth Proportional to 522,796.96, 782,932.28 and 297,474.72

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Solution

The fourth proportional to 522,796.96, 782,932.28 and 297,474.72 is: 445,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,796.96 : 782,932.28 = 297,474.72 : x
  2. Step 2: Convert to fraction form
    522,796.96/782,932.28 = 297,474.72/x
  3. Step 3: Cross multiply
    522,796.96x = 782,932.28 × 297,474.72
  4. Step 4: Simplify right side
    522,796.96x = 232,902,560,771.96
  5. Step 5: Solve for x
    x = 232,902,560,771.96/522,796.96
  6. Step 6: Final answer
    x = 445,493.33

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1.5x scale

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.