Finding the Fourth Proportional to 726,106.12, 1,089,159.66 and 227,509
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Solution
The fourth proportional to 726,106.12, 1,089,159.66 and 227,509 is: 341,263.65
Step by Step Solution
- Step 1: Write the proportion equation
726,106.12 : 1,089,159.66 = 227,509 : x - Step 2: Convert to fraction form
726,106.12/1,089,159.66 = 227,509/x - Step 3: Cross multiply
726,106.12x = 1,089,159.66 × 227,509 - Step 4: Simplify right side
726,106.12x = 247,793,625,086.94 - Step 5: Solve for x
x = 247,793,625,086.94/726,106.12 - Step 6: Final answer
x = 341,263.65
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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.