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Finding the Fourth Proportional to 468,936.56, 703,261.19 and 169,380.20

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Solution

The fourth proportional to 468,936.56, 703,261.19 and 169,380.20 is: 254,018.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,936.56 : 703,261.19 = 169,380.20 : x
  2. Step 2: Convert to fraction form
    468,936.56/703,261.19 = 169,380.20/x
  3. Step 3: Cross multiply
    468,936.56x = 703,261.19 × 169,380.20
  4. Step 4: Simplify right side
    468,936.56x = 119,118,516,651.23
  5. Step 5: Solve for x
    x = 119,118,516,651.23/468,936.56
  6. Step 6: Final answer
    x = 254,018.41

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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.