Finding the Fourth Proportional to 511,507.99, 767,265.81 and 227,121.97
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Solution
The fourth proportional to 511,507.99, 767,265.81 and 227,121.97 is: 340,684.65
Step by Step Solution
- Step 1: Write the proportion equation
511,507.99 : 767,265.81 = 227,121.97 : x - Step 2: Convert to fraction form
511,507.99/767,265.81 = 227,121.97/x - Step 3: Cross multiply
511,507.99x = 767,265.81 × 227,121.97 - Step 4: Simplify right side
511,507.99x = 174,262,922,280.85 - Step 5: Solve for x
x = 174,262,922,280.85/511,507.99 - Step 6: Final answer
x = 340,684.65
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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.