Home / 675,226.62-1,012,840.94-275,867.78

Finding the Fourth Proportional to 675,226.62, 1,012,840.94 and 275,867.78

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Solution

The fourth proportional to 675,226.62, 1,012,840.94 and 275,867.78 is: 413,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,226.62 : 1,012,840.94 = 275,867.78 : x
  2. Step 2: Convert to fraction form
    675,226.62/1,012,840.94 = 275,867.78/x
  3. Step 3: Cross multiply
    675,226.62x = 1,012,840.94 × 275,867.78
  4. Step 4: Simplify right side
    675,226.62x = 279,410,181,610.91
  5. Step 5: Solve for x
    x = 279,410,181,610.91/675,226.62
  6. Step 6: Final answer
    x = 413,802.08

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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.