Home / 894,498.67-1,231,291.78-779,579.76

Finding the Fourth Proportional to 894,498.67, 1,231,291.78 and 779,579.76

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Solution

The fourth proportional to 894,498.67, 1,231,291.78 and 779,579.76 is: 1,073,104.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,498.67 : 1,231,291.78 = 779,579.76 : x
  2. Step 2: Convert to fraction form
    894,498.67/1,231,291.78 = 779,579.76/x
  3. Step 3: Cross multiply
    894,498.67x = 1,231,291.78 × 779,579.76
  4. Step 4: Simplify right side
    894,498.67x = 959,890,150,342.37
  5. Step 5: Solve for x
    x = 959,890,150,342.37/894,498.67
  6. Step 6: Final answer
    x = 1,073,104.06

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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.