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Finding the Fourth Proportional to 276,994.39, 415,112.50 and 150,469.15

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Solution

The fourth proportional to 276,994.39, 415,112.50 and 150,469.15 is: 225,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,994.39 : 415,112.50 = 150,469.15 : x
  2. Step 2: Convert to fraction form
    276,994.39/415,112.50 = 150,469.15/x
  3. Step 3: Cross multiply
    276,994.39x = 415,112.50 × 150,469.15
  4. Step 4: Simplify right side
    276,994.39x = 62,461,622,577.64
  5. Step 5: Solve for x
    x = 62,461,622,577.64/276,994.39
  6. Step 6: Final answer
    x = 225,497.79

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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.