Finding the Fourth Proportional to 274,815.92, 412,418.62 and 125,075.48
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Solution
The fourth proportional to 274,815.92, 412,418.62 and 125,075.48 is: 187,701.85
Step by Step Solution
- Step 1: Write the proportion equation
274,815.92 : 412,418.62 = 125,075.48 : x - Step 2: Convert to fraction form
274,815.92/412,418.62 = 125,075.48/x - Step 3: Cross multiply
274,815.92x = 412,418.62 × 125,075.48 - Step 4: Simplify right side
274,815.92x = 51,583,456,857.44 - Step 5: Solve for x
x = 51,583,456,857.44/274,815.92 - Step 6: Final answer
x = 187,701.85
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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.