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Finding the Fourth Proportional to 379,224.96, 567,164.28 and 337,398.60

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Solution

The fourth proportional to 379,224.96, 567,164.28 and 337,398.60 is: 504,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,224.96 : 567,164.28 = 337,398.60 : x
  2. Step 2: Convert to fraction form
    379,224.96/567,164.28 = 337,398.60/x
  3. Step 3: Cross multiply
    379,224.96x = 567,164.28 × 337,398.60
  4. Step 4: Simplify right side
    379,224.96x = 191,360,434,042.01
  5. Step 5: Solve for x
    x = 191,360,434,042.01/379,224.96
  6. Step 6: Final answer
    x = 504,609.28

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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.