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Finding the Fourth Proportional to 339,043.08, 467,943.90 and 224,324.04

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Solution

The fourth proportional to 339,043.08, 467,943.90 and 224,324.04 is: 309,609.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,043.08 : 467,943.90 = 224,324.04 : x
  2. Step 2: Convert to fraction form
    339,043.08/467,943.90 = 224,324.04/x
  3. Step 3: Cross multiply
    339,043.08x = 467,943.90 × 224,324.04
  4. Step 4: Simplify right side
    339,043.08x = 104,971,066,141.36
  5. Step 5: Solve for x
    x = 104,971,066,141.36/339,043.08
  6. Step 6: Final answer
    x = 309,609.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.