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Finding the Fourth Proportional to 425,997.85, 587,905.56 and 244,768.45

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Solution

The fourth proportional to 425,997.85, 587,905.56 and 244,768.45 is: 337,796.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,997.85 : 587,905.56 = 244,768.45 : x
  2. Step 2: Convert to fraction form
    425,997.85/587,905.56 = 244,768.45/x
  3. Step 3: Cross multiply
    425,997.85x = 587,905.56 × 244,768.45
  4. Step 4: Simplify right side
    425,997.85x = 143,900,732,667.58
  5. Step 5: Solve for x
    x = 143,900,732,667.58/425,997.85
  6. Step 6: Final answer
    x = 337,796.85

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1.5x scale

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.