Home / 757,896.90-1,135,858.09-308,092.36

Finding the Fourth Proportional to 757,896.90, 1,135,858.09 and 308,092.36

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Solution

The fourth proportional to 757,896.90, 1,135,858.09 and 308,092.36 is: 461,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,896.90 : 1,135,858.09 = 308,092.36 : x
  2. Step 2: Convert to fraction form
    757,896.90/1,135,858.09 = 308,092.36/x
  3. Step 3: Cross multiply
    757,896.90x = 1,135,858.09 × 308,092.36
  4. Step 4: Simplify right side
    757,896.90x = 349,949,192,353.44
  5. Step 5: Solve for x
    x = 349,949,192,353.44/757,896.90
  6. Step 6: Final answer
    x = 461,737.20

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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.