Home / 329,640.20-494,296.73-104,971.35

Finding the Fourth Proportional to 329,640.20, 494,296.73 and 104,971.35

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Solution

The fourth proportional to 329,640.20, 494,296.73 and 104,971.35 is: 157,404.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,640.20 : 494,296.73 = 104,971.35 : x
  2. Step 2: Convert to fraction form
    329,640.20/494,296.73 = 104,971.35/x
  3. Step 3: Cross multiply
    329,640.20x = 494,296.73 × 104,971.35
  4. Step 4: Simplify right side
    329,640.20x = 51,886,994,523.83
  5. Step 5: Solve for x
    x = 51,886,994,523.83/329,640.20
  6. Step 6: Final answer
    x = 157,404.94

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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.