Home / 451,922.06-677,882.82-171,439.32

Finding the Fourth Proportional to 451,922.06, 677,882.82 and 171,439.32

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Solution

The fourth proportional to 451,922.06, 677,882.82 and 171,439.32 is: 257,158.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,922.06 : 677,882.82 = 171,439.32 : x
  2. Step 2: Convert to fraction form
    451,922.06/677,882.82 = 171,439.32/x
  3. Step 3: Cross multiply
    451,922.06x = 677,882.82 × 171,439.32
  4. Step 4: Simplify right side
    451,922.06x = 116,215,769,700.48
  5. Step 5: Solve for x
    x = 116,215,769,700.48/451,922.06
  6. Step 6: Final answer
    x = 257,158.88

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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.