Finding the Fourth Proportional to 305,244.24, 421,229.07 and 169,277.91
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Solution
The fourth proportional to 305,244.24, 421,229.07 and 169,277.91 is: 233,599.09
Step by Step Solution
- Step 1: Write the proportion equation
305,244.24 : 421,229.07 = 169,277.91 : x - Step 2: Convert to fraction form
305,244.24/421,229.07 = 169,277.91/x - Step 3: Cross multiply
305,244.24x = 421,229.07 × 169,277.91 - Step 4: Simplify right side
305,244.24x = 71,304,776,600.84 - Step 5: Solve for x
x = 71,304,776,600.84/305,244.24 - Step 6: Final answer
x = 233,599.09
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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.