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Finding the Fourth Proportional to 468,753.84, 703,131.09 and 113,768.19

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Solution

The fourth proportional to 468,753.84, 703,131.09 and 113,768.19 is: 170,652.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,753.84 : 703,131.09 = 113,768.19 : x
  2. Step 2: Convert to fraction form
    468,753.84/703,131.09 = 113,768.19/x
  3. Step 3: Cross multiply
    468,753.84x = 703,131.09 × 113,768.19
  4. Step 4: Simplify right side
    468,753.84x = 79,993,951,442.03
  5. Step 5: Solve for x
    x = 79,993,951,442.03/468,753.84
  6. Step 6: Final answer
    x = 170,652.37

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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.