Finding the Fourth Proportional to 775,460.38, 1,163,274.00 and 326,226.95
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Solution
The fourth proportional to 775,460.38, 1,163,274.00 and 326,226.95 is: 489,375.52
Step by Step Solution
- Step 1: Write the proportion equation
775,460.38 : 1,163,274.00 = 326,226.95 : x - Step 2: Convert to fraction form
775,460.38/1,163,274.00 = 326,226.95/x - Step 3: Cross multiply
775,460.38x = 1,163,274.00 × 326,226.95 - Step 4: Simplify right side
775,460.38x = 379,491,327,403.17 - Step 5: Solve for x
x = 379,491,327,403.17/775,460.38 - Step 6: Final answer
x = 489,375.52
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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.