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Finding the Fourth Proportional to 609,671.78, 841,346.90 and 337,757.34

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Solution

The fourth proportional to 609,671.78, 841,346.90 and 337,757.34 is: 466,105.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,671.78 : 841,346.90 = 337,757.34 : x
  2. Step 2: Convert to fraction form
    609,671.78/841,346.90 = 337,757.34/x
  3. Step 3: Cross multiply
    609,671.78x = 841,346.90 × 337,757.34
  4. Step 4: Simplify right side
    609,671.78x = 284,171,090,961.25
  5. Step 5: Solve for x
    x = 284,171,090,961.25/609,671.78
  6. Step 6: Final answer
    x = 466,105.04

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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.