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Finding the Fourth Proportional to 488,440.82, 731,399.42 and 337,104.88

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Solution

The fourth proportional to 488,440.82, 731,399.42 and 337,104.88 is: 504,786.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,440.82 : 731,399.42 = 337,104.88 : x
  2. Step 2: Convert to fraction form
    488,440.82/731,399.42 = 337,104.88/x
  3. Step 3: Cross multiply
    488,440.82x = 731,399.42 × 337,104.88
  4. Step 4: Simplify right side
    488,440.82x = 246,558,312,725.43
  5. Step 5: Solve for x
    x = 246,558,312,725.43/488,440.82
  6. Step 6: Final answer
    x = 504,786.46

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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.