Home / 825,698.75-1,239,074.33-376,464.45

Finding the Fourth Proportional to 825,698.75, 1,239,074.33 and 376,464.45

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Solution

The fourth proportional to 825,698.75, 1,239,074.33 and 376,464.45 is: 564,936.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,698.75 : 1,239,074.33 = 376,464.45 : x
  2. Step 2: Convert to fraction form
    825,698.75/1,239,074.33 = 376,464.45/x
  3. Step 3: Cross multiply
    825,698.75x = 1,239,074.33 × 376,464.45
  4. Step 4: Simplify right side
    825,698.75x = 466,467,434,270.25
  5. Step 5: Solve for x
    x = 466,467,434,270.25/825,698.75
  6. Step 6: Final answer
    x = 564,936.59

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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.