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Finding the Fourth Proportional to 336,846.36, 505,275.01 and 96,963.44

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Solution

The fourth proportional to 336,846.36, 505,275.01 and 96,963.44 is: 145,446.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,846.36 : 505,275.01 = 96,963.44 : x
  2. Step 2: Convert to fraction form
    336,846.36/505,275.01 = 96,963.44/x
  3. Step 3: Cross multiply
    336,846.36x = 505,275.01 × 96,963.44
  4. Step 4: Simplify right side
    336,846.36x = 48,993,203,115.63
  5. Step 5: Solve for x
    x = 48,993,203,115.63/336,846.36
  6. Step 6: Final answer
    x = 145,446.73

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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.