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Finding the Fourth Proportional to 297,939.52, 446,768.48 and 108,267.76

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Solution

The fourth proportional to 297,939.52, 446,768.48 and 108,267.76 is: 162,350.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,939.52 : 446,768.48 = 108,267.76 : x
  2. Step 2: Convert to fraction form
    297,939.52/446,768.48 = 108,267.76/x
  3. Step 3: Cross multiply
    297,939.52x = 446,768.48 × 108,267.76
  4. Step 4: Simplify right side
    297,939.52x = 48,370,622,568.20
  5. Step 5: Solve for x
    x = 48,370,622,568.20/297,939.52
  6. Step 6: Final answer
    x = 162,350.47

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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.