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Finding the Fourth Proportional to 276,483.60, 414,733.59 and 107,997.12

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Solution

The fourth proportional to 276,483.60, 414,733.59 and 107,997.12 is: 161,998.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,483.60 : 414,733.59 = 107,997.12 : x
  2. Step 2: Convert to fraction form
    276,483.60/414,733.59 = 107,997.12/x
  3. Step 3: Cross multiply
    276,483.60x = 414,733.59 × 107,997.12
  4. Step 4: Simplify right side
    276,483.60x = 44,790,033,287.26
  5. Step 5: Solve for x
    x = 44,790,033,287.26/276,483.60
  6. Step 6: Final answer
    x = 161,998.88

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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.