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Finding the Fourth Proportional to 297,355.77, 446,121.15 and 119,771.37

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Solution

The fourth proportional to 297,355.77, 446,121.15 and 119,771.37 is: 179,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,355.77 : 446,121.15 = 119,771.37 : x
  2. Step 2: Convert to fraction form
    297,355.77/446,121.15 = 119,771.37/x
  3. Step 3: Cross multiply
    297,355.77x = 446,121.15 × 119,771.37
  4. Step 4: Simplify right side
    297,355.77x = 53,432,541,321.48
  5. Step 5: Solve for x
    x = 53,432,541,321.48/297,355.77
  6. Step 6: Final answer
    x = 179,692.30

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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.