Finding the Fourth Proportional to 297,178.75, 410,113.88 and 163,042.75
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Solution
The fourth proportional to 297,178.75, 410,113.88 and 163,042.75 is: 225,002.95
Step by Step Solution
- Step 1: Write the proportion equation
297,178.75 : 410,113.88 = 163,042.75 : x - Step 2: Convert to fraction form
297,178.75/410,113.88 = 163,042.75/x - Step 3: Cross multiply
297,178.75x = 410,113.88 × 163,042.75 - Step 4: Simplify right side
297,178.75x = 66,866,093,993.16 - Step 5: Solve for x
x = 66,866,093,993.16/297,178.75 - Step 6: Final answer
x = 225,002.95
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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.