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Finding the Fourth Proportional to 379,974.44, 567,155.41 and 335,149.16

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Solution

The fourth proportional to 379,974.44, 567,155.41 and 335,149.16 is: 500,248.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,974.44 : 567,155.41 = 335,149.16 : x
  2. Step 2: Convert to fraction form
    379,974.44/567,155.41 = 335,149.16/x
  3. Step 3: Cross multiply
    379,974.44x = 567,155.41 × 335,149.16
  4. Step 4: Simplify right side
    379,974.44x = 190,081,659,250.96
  5. Step 5: Solve for x
    x = 190,081,659,250.96/379,974.44
  6. Step 6: Final answer
    x = 500,248.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.