Home / 783,806.41-1,175,907.21-222,840.91

Finding the Fourth Proportional to 783,806.41, 1,175,907.21 and 222,840.91

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Solution

The fourth proportional to 783,806.41, 1,175,907.21 and 222,840.91 is: 334,317.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,806.41 : 1,175,907.21 = 222,840.91 : x
  2. Step 2: Convert to fraction form
    783,806.41/1,175,907.21 = 222,840.91/x
  3. Step 3: Cross multiply
    783,806.41x = 1,175,907.21 × 222,840.91
  4. Step 4: Simplify right side
    783,806.41x = 262,040,232,751.96
  5. Step 5: Solve for x
    x = 262,040,232,751.96/783,806.41
  6. Step 6: Final answer
    x = 334,317.54

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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.