Finding the Fourth Proportional to 664,753.44, 996,729.21 and 309,847.08
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Solution
The fourth proportional to 664,753.44, 996,729.21 and 309,847.08 is: 464,583.73
Step by Step Solution
- Step 1: Write the proportion equation
664,753.44 : 996,729.21 = 309,847.08 : x - Step 2: Convert to fraction form
664,753.44/996,729.21 = 309,847.08/x - Step 3: Cross multiply
664,753.44x = 996,729.21 × 309,847.08 - Step 4: Simplify right side
664,753.44x = 308,833,635,269.21 - Step 5: Solve for x
x = 308,833,635,269.21/664,753.44 - Step 6: Final answer
x = 464,583.73
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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.