Home / 376,190.80-563,889.44-123,405.28

Finding the Fourth Proportional to 376,190.80, 563,889.44 and 123,405.28

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Solution

The fourth proportional to 376,190.80, 563,889.44 and 123,405.28 is: 184,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,190.80 : 563,889.44 = 123,405.28 : x
  2. Step 2: Convert to fraction form
    376,190.80/563,889.44 = 123,405.28/x
  3. Step 3: Cross multiply
    376,190.80x = 563,889.44 × 123,405.28
  4. Step 4: Simplify right side
    376,190.80x = 69,586,934,232.24
  5. Step 5: Solve for x
    x = 69,586,934,232.24/376,190.80
  6. Step 6: Final answer
    x = 184,977.77

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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.