Finding the Fourth Proportional to 229,532.06, 343,241.12 and 218,334.62
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Solution
The fourth proportional to 229,532.06, 343,241.12 and 218,334.62 is: 326,496.52
Step by Step Solution
- Step 1: Write the proportion equation
229,532.06 : 343,241.12 = 218,334.62 : x - Step 2: Convert to fraction form
229,532.06/343,241.12 = 218,334.62/x - Step 3: Cross multiply
229,532.06x = 343,241.12 × 218,334.62 - Step 4: Simplify right side
229,532.06x = 74,941,419,503.57 - Step 5: Solve for x
x = 74,941,419,503.57/229,532.06 - Step 6: Final answer
x = 326,496.52
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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.