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Finding the Fourth Proportional to 531,393.15, 796,917.03 and 176,311.83

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Solution

The fourth proportional to 531,393.15, 796,917.03 and 176,311.83 is: 264,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,393.15 : 796,917.03 = 176,311.83 : x
  2. Step 2: Convert to fraction form
    531,393.15/796,917.03 = 176,311.83/x
  3. Step 3: Cross multiply
    531,393.15x = 796,917.03 × 176,311.83
  4. Step 4: Simplify right side
    531,393.15x = 140,505,902,244.73
  5. Step 5: Solve for x
    x = 140,505,902,244.73/531,393.15
  6. Step 6: Final answer
    x = 264,410.45

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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.