Finding the Fourth Proportional to 743,245.26, 1,114,627.99 and 210,623.28
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Solution
The fourth proportional to 743,245.26, 1,114,627.99 and 210,623.28 is: 315,866.94
Step by Step Solution
- Step 1: Write the proportion equation
743,245.26 : 1,114,627.99 = 210,623.28 : x - Step 2: Convert to fraction form
743,245.26/1,114,627.99 = 210,623.28/x - Step 3: Cross multiply
743,245.26x = 1,114,627.99 × 210,623.28 - Step 4: Simplify right side
743,245.26x = 234,766,603,233.61 - Step 5: Solve for x
x = 234,766,603,233.61/743,245.26 - Step 6: Final answer
x = 315,866.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.