Finding the Fourth Proportional to 337,075.92, 505,644.12 and 87,760.08
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Solution
The fourth proportional to 337,075.92, 505,644.12 and 87,760.08 is: 131,647.99
Step by Step Solution
- Step 1: Write the proportion equation
337,075.92 : 505,644.12 = 87,760.08 : x - Step 2: Convert to fraction form
337,075.92/505,644.12 = 87,760.08/x - Step 3: Cross multiply
337,075.92x = 505,644.12 × 87,760.08 - Step 4: Simplify right side
337,075.92x = 44,375,368,422.73 - Step 5: Solve for x
x = 44,375,368,422.73/337,075.92 - Step 6: Final answer
x = 131,647.99
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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.