Finding the Fourth Proportional to 306,024.20, 422,304.92 and 170,054.62
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Solution
The fourth proportional to 306,024.20, 422,304.92 and 170,054.62 is: 234,670.67
Step by Step Solution
- Step 1: Write the proportion equation
306,024.20 : 422,304.92 = 170,054.62 : x - Step 2: Convert to fraction form
306,024.20/422,304.92 = 170,054.62/x - Step 3: Cross multiply
306,024.20x = 422,304.92 × 170,054.62 - Step 4: Simplify right side
306,024.20x = 71,814,902,694.73 - Step 5: Solve for x
x = 71,814,902,694.73/306,024.20 - Step 6: Final answer
x = 234,670.67
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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.