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Finding the Fourth Proportional to 796,310.76, 1,194,957 and 323,000.22

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Solution

The fourth proportional to 796,310.76, 1,194,957 and 323,000.22 is: 484,699.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,310.76 : 1,194,957 = 323,000.22 : x
  2. Step 2: Convert to fraction form
    796,310.76/1,194,957 = 323,000.22/x
  3. Step 3: Cross multiply
    796,310.76x = 1,194,957 × 323,000.22
  4. Step 4: Simplify right side
    796,310.76x = 385,971,373,890.54
  5. Step 5: Solve for x
    x = 385,971,373,890.54/796,310.76
  6. Step 6: Final answer
    x = 484,699.43

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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.