Finding the Fourth Proportional to 341,163.07, 511,525.63 and 141,621.19
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Solution
The fourth proportional to 341,163.07, 511,525.63 and 141,621.19 is: 212,340.89
Step by Step Solution
- Step 1: Write the proportion equation
341,163.07 : 511,525.63 = 141,621.19 : x - Step 2: Convert to fraction form
341,163.07/511,525.63 = 141,621.19/x - Step 3: Cross multiply
341,163.07x = 511,525.63 × 141,621.19 - Step 4: Simplify right side
341,163.07x = 72,442,868,436.10 - Step 5: Solve for x
x = 72,442,868,436.10/341,163.07 - Step 6: Final answer
x = 212,340.89
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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.