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Finding the Fourth Proportional to 224,664.88, 336,997.32 and 154,330.96

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Solution

The fourth proportional to 224,664.88, 336,997.32 and 154,330.96 is: 231,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,664.88 : 336,997.32 = 154,330.96 : x
  2. Step 2: Convert to fraction form
    224,664.88/336,997.32 = 154,330.96/x
  3. Step 3: Cross multiply
    224,664.88x = 336,997.32 × 154,330.96
  4. Step 4: Simplify right side
    224,664.88x = 52,009,119,913.03
  5. Step 5: Solve for x
    x = 52,009,119,913.03/224,664.88
  6. Step 6: Final answer
    x = 231,496.44

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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.