Finding the Fourth Proportional to 274,042.10, 410,674.35 and 202,405.70
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Solution
The fourth proportional to 274,042.10, 410,674.35 and 202,405.70 is: 303,321.38
Step by Step Solution
- Step 1: Write the proportion equation
274,042.10 : 410,674.35 = 202,405.70 : x - Step 2: Convert to fraction form
274,042.10/410,674.35 = 202,405.70/x - Step 3: Cross multiply
274,042.10x = 410,674.35 × 202,405.70 - Step 4: Simplify right side
274,042.10x = 83,122,829,283.80 - Step 5: Solve for x
x = 83,122,829,283.80/274,042.10 - Step 6: Final answer
x = 303,321.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.