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Finding the Fourth Proportional to 336,967.10, 465,201.42 and 229,694.72

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Solution

The fourth proportional to 336,967.10, 465,201.42 and 229,694.72 is: 317,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,967.10 : 465,201.42 = 229,694.72 : x
  2. Step 2: Convert to fraction form
    336,967.10/465,201.42 = 229,694.72/x
  3. Step 3: Cross multiply
    336,967.10x = 465,201.42 × 229,694.72
  4. Step 4: Simplify right side
    336,967.10x = 106,854,309,910.50
  5. Step 5: Solve for x
    x = 106,854,309,910.50/336,967.10
  6. Step 6: Final answer
    x = 317,106.06

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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.