Finding the Fourth Proportional to 268,156.68, 402,382.78 and 163,049.46
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Solution
The fourth proportional to 268,156.68, 402,382.78 and 163,049.46 is: 244,664.03
Step by Step Solution
- Step 1: Write the proportion equation
268,156.68 : 402,382.78 = 163,049.46 : x - Step 2: Convert to fraction form
268,156.68/402,382.78 = 163,049.46/x - Step 3: Cross multiply
268,156.68x = 402,382.78 × 163,049.46 - Step 4: Simplify right side
268,156.68x = 65,608,294,992.30 - Step 5: Solve for x
x = 65,608,294,992.30/268,156.68 - Step 6: Final answer
x = 244,664.03
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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.