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Finding the Fourth Proportional to 808,770.88, 1,213,311.84 and 310,096

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Solution

The fourth proportional to 808,770.88, 1,213,311.84 and 310,096 is: 465,203.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,770.88 : 1,213,311.84 = 310,096 : x
  2. Step 2: Convert to fraction form
    808,770.88/1,213,311.84 = 310,096/x
  3. Step 3: Cross multiply
    808,770.88x = 1,213,311.84 × 310,096
  4. Step 4: Simplify right side
    808,770.88x = 376,243,148,336.64
  5. Step 5: Solve for x
    x = 376,243,148,336.64/808,770.88
  6. Step 6: Final answer
    x = 465,203.63

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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.