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Finding the Fourth Proportional to 609,745.17, 914,424 and 569,942.48

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Solution

The fourth proportional to 609,745.17, 914,424 and 569,942.48 is: 854,732.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,745.17 : 914,424 = 569,942.48 : x
  2. Step 2: Convert to fraction form
    609,745.17/914,424 = 569,942.48/x
  3. Step 3: Cross multiply
    609,745.17x = 914,424 × 569,942.48
  4. Step 4: Simplify right side
    609,745.17x = 521,169,077,759.40
  5. Step 5: Solve for x
    x = 521,169,077,759.40/609,745.17
  6. Step 6: Final answer
    x = 854,732.61

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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.