Home / 490,832.68-677,072.46-294,548.36

Finding the Fourth Proportional to 490,832.68, 677,072.46 and 294,548.36

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Solution

The fourth proportional to 490,832.68, 677,072.46 and 294,548.36 is: 406,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,832.68 : 677,072.46 = 294,548.36 : x
  2. Step 2: Convert to fraction form
    490,832.68/677,072.46 = 294,548.36/x
  3. Step 3: Cross multiply
    490,832.68x = 677,072.46 × 294,548.36
  4. Step 4: Simplify right side
    490,832.68x = 199,430,582,694.17
  5. Step 5: Solve for x
    x = 199,430,582,694.17/490,832.68
  6. Step 6: Final answer
    x = 406,310.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.