Finding the Fourth Proportional to 548,331.18, 822,227.02 and 193,293.60
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Solution
The fourth proportional to 548,331.18, 822,227.02 and 193,293.60 is: 289,845.31
Step by Step Solution
- Step 1: Write the proportion equation
548,331.18 : 822,227.02 = 193,293.60 : x - Step 2: Convert to fraction form
548,331.18/822,227.02 = 193,293.60/x - Step 3: Cross multiply
548,331.18x = 822,227.02 × 193,293.60 - Step 4: Simplify right side
548,331.18x = 158,931,220,713.07 - Step 5: Solve for x
x = 158,931,220,713.07/548,331.18 - Step 6: Final answer
x = 289,845.31
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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.