Finding the Fourth Proportional to 222,584.84, 306,988.36 and 195,670.28
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Solution
The fourth proportional to 222,584.84, 306,988.36 and 195,670.28 is: 269,867.88
Step by Step Solution
- Step 1: Write the proportion equation
222,584.84 : 306,988.36 = 195,670.28 : x - Step 2: Convert to fraction form
222,584.84/306,988.36 = 195,670.28/x - Step 3: Cross multiply
222,584.84x = 306,988.36 × 195,670.28 - Step 4: Simplify right side
222,584.84x = 60,068,498,357.94 - Step 5: Solve for x
x = 60,068,498,357.94/222,584.84 - Step 6: Final answer
x = 269,867.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.