Home / 774,804.41-1,162,232.85-206,186.07

Finding the Fourth Proportional to 774,804.41, 1,162,232.85 and 206,186.07

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Solution

The fourth proportional to 774,804.41, 1,162,232.85 and 206,186.07 is: 309,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,804.41 : 1,162,232.85 = 206,186.07 : x
  2. Step 2: Convert to fraction form
    774,804.41/1,162,232.85 = 206,186.07/x
  3. Step 3: Cross multiply
    774,804.41x = 1,162,232.85 × 206,186.07
  4. Step 4: Simplify right side
    774,804.41x = 239,636,217,351.94
  5. Step 5: Solve for x
    x = 239,636,217,351.94/774,804.41
  6. Step 6: Final answer
    x = 309,286.08

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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.