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Finding the Fourth Proportional to 293,956.56, 440,887.60 and 80,674.64

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Solution

The fourth proportional to 293,956.56, 440,887.60 and 80,674.64 is: 120,999.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,956.56 : 440,887.60 = 80,674.64 : x
  2. Step 2: Convert to fraction form
    293,956.56/440,887.60 = 80,674.64/x
  3. Step 3: Cross multiply
    293,956.56x = 440,887.60 × 80,674.64
  4. Step 4: Simplify right side
    293,956.56x = 35,568,448,410.46
  5. Step 5: Solve for x
    x = 35,568,448,410.46/293,956.56
  6. Step 6: Final answer
    x = 120,999.00

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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.