Finding the Fourth Proportional to 304,517.14, 420,220.41 and 168,542.98
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Solution
The fourth proportional to 304,517.14, 420,220.41 and 168,542.98 is: 232,581.98
Step by Step Solution
- Step 1: Write the proportion equation
304,517.14 : 420,220.41 = 168,542.98 : x - Step 2: Convert to fraction form
304,517.14/420,220.41 = 168,542.98/x - Step 3: Cross multiply
304,517.14x = 420,220.41 × 168,542.98 - Step 4: Simplify right side
304,517.14x = 70,825,198,475.63 - Step 5: Solve for x
x = 70,825,198,475.63/304,517.14 - Step 6: Final answer
x = 232,581.98
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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.