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Finding the Fourth Proportional to 362,104.10, 499,680.37 and 226,129.88

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Solution

The fourth proportional to 362,104.10, 499,680.37 and 226,129.88 is: 312,044.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,104.10 : 499,680.37 = 226,129.88 : x
  2. Step 2: Convert to fraction form
    362,104.10/499,680.37 = 226,129.88/x
  3. Step 3: Cross multiply
    362,104.10x = 499,680.37 × 226,129.88
  4. Step 4: Simplify right side
    362,104.10x = 112,992,660,191.63
  5. Step 5: Solve for x
    x = 112,992,660,191.63/362,104.10
  6. Step 6: Final answer
    x = 312,044.69

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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.