Home / 774,081.44-1,160,826.32-254,635.81

Finding the Fourth Proportional to 774,081.44, 1,160,826.32 and 254,635.81

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Solution

The fourth proportional to 774,081.44, 1,160,826.32 and 254,635.81 is: 381,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,081.44 : 1,160,826.32 = 254,635.81 : x
  2. Step 2: Convert to fraction form
    774,081.44/1,160,826.32 = 254,635.81/x
  3. Step 3: Cross multiply
    774,081.44x = 1,160,826.32 × 254,635.81
  4. Step 4: Simplify right side
    774,081.44x = 295,587,943,185.21
  5. Step 5: Solve for x
    x = 295,587,943,185.21/774,081.44
  6. Step 6: Final answer
    x = 381,856.39

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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.