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Finding the Fourth Proportional to 296,956, 445,425.36 and 109,963.36

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Solution

The fourth proportional to 296,956, 445,425.36 and 109,963.36 is: 164,941.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,956 : 445,425.36 = 109,963.36 : x
  2. Step 2: Convert to fraction form
    296,956/445,425.36 = 109,963.36/x
  3. Step 3: Cross multiply
    296,956x = 445,425.36 × 109,963.36
  4. Step 4: Simplify right side
    296,956x = 48,980,469,214.81
  5. Step 5: Solve for x
    x = 48,980,469,214.81/296,956
  6. Step 6: Final answer
    x = 164,941.84

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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.