Home / 783,427.40-1,175,168.94-250,879.22

Finding the Fourth Proportional to 783,427.40, 1,175,168.94 and 250,879.22

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Solution

The fourth proportional to 783,427.40, 1,175,168.94 and 250,879.22 is: 376,327.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,427.40 : 1,175,168.94 = 250,879.22 : x
  2. Step 2: Convert to fraction form
    783,427.40/1,175,168.94 = 250,879.22/x
  3. Step 3: Cross multiply
    783,427.40x = 1,175,168.94 × 250,879.22
  4. Step 4: Simplify right side
    783,427.40x = 294,825,467,035.43
  5. Step 5: Solve for x
    x = 294,825,467,035.43/783,427.40
  6. Step 6: Final answer
    x = 376,327.75

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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.