Finding the Fourth Proportional to 274,930.22, 412,395.01 and 75,252.26
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Solution
The fourth proportional to 274,930.22, 412,395.01 and 75,252.26 is: 112,878.30
Step by Step Solution
- Step 1: Write the proportion equation
274,930.22 : 412,395.01 = 75,252.26 : x - Step 2: Convert to fraction form
274,930.22/412,395.01 = 75,252.26/x - Step 3: Cross multiply
274,930.22x = 412,395.01 × 75,252.26 - Step 4: Simplify right side
274,930.22x = 31,033,656,515.22 - Step 5: Solve for x
x = 31,033,656,515.22/274,930.22 - Step 6: Final answer
x = 112,878.30
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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.