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Finding the Fourth Proportional to 333,454.97, 500,183.74 and 80,735.04

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Solution

The fourth proportional to 333,454.97, 500,183.74 and 80,735.04 is: 121,102.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,454.97 : 500,183.74 = 80,735.04 : x
  2. Step 2: Convert to fraction form
    333,454.97/500,183.74 = 80,735.04/x
  3. Step 3: Cross multiply
    333,454.97x = 500,183.74 × 80,735.04
  4. Step 4: Simplify right side
    333,454.97x = 40,382,354,357.17
  5. Step 5: Solve for x
    x = 40,382,354,357.17/333,454.97
  6. Step 6: Final answer
    x = 121,102.87

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1.5x scale

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.