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Finding the Fourth Proportional to 563,571.09, 843,361.11 and 350,439.37

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Solution

The fourth proportional to 563,571.09, 843,361.11 and 350,439.37 is: 524,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,571.09 : 843,361.11 = 350,439.37 : x
  2. Step 2: Convert to fraction form
    563,571.09/843,361.11 = 350,439.37/x
  3. Step 3: Cross multiply
    563,571.09x = 843,361.11 × 350,439.37
  4. Step 4: Simplify right side
    563,571.09x = 295,546,936,070.90
  5. Step 5: Solve for x
    x = 295,546,936,070.90/563,571.09
  6. Step 6: Final answer
    x = 524,418.20

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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.