Home / 842,733.21-1,266,840.20-676,076.73

Finding the Fourth Proportional to 842,733.21, 1,266,840.20 and 676,076.73

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Solution

The fourth proportional to 842,733.21, 1,266,840.20 and 676,076.73 is: 1,016,313.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,733.21 : 1,266,840.20 = 676,076.73 : x
  2. Step 2: Convert to fraction form
    842,733.21/1,266,840.20 = 676,076.73/x
  3. Step 3: Cross multiply
    842,733.21x = 1,266,840.20 × 676,076.73
  4. Step 4: Simplify right side
    842,733.21x = 856,481,176,788.09
  5. Step 5: Solve for x
    x = 856,481,176,788.09/842,733.21
  6. Step 6: Final answer
    x = 1,016,313.54

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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.