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Finding the Fourth Proportional to 300,745.86, 450,644.16 and 110,945.04

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Solution

The fourth proportional to 300,745.86, 450,644.16 and 110,945.04 is: 166,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,745.86 : 450,644.16 = 110,945.04 : x
  2. Step 2: Convert to fraction form
    300,745.86/450,644.16 = 110,945.04/x
  3. Step 3: Cross multiply
    300,745.86x = 450,644.16 × 110,945.04
  4. Step 4: Simplify right side
    300,745.86x = 49,996,734,356.97
  5. Step 5: Solve for x
    x = 49,996,734,356.97/300,745.86
  6. Step 6: Final answer
    x = 166,242.47

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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.