Finding the Fourth Proportional to 764,375.49, 1,146,701.12 and 314,850.96
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Solution
The fourth proportional to 764,375.49, 1,146,701.12 and 314,850.96 is: 472,333.23
Step by Step Solution
- Step 1: Write the proportion equation
764,375.49 : 1,146,701.12 = 314,850.96 : x - Step 2: Convert to fraction form
764,375.49/1,146,701.12 = 314,850.96/x - Step 3: Cross multiply
764,375.49x = 1,146,701.12 × 314,850.96 - Step 4: Simplify right side
764,375.49x = 361,039,946,890.82 - Step 5: Solve for x
x = 361,039,946,890.82/764,375.49 - Step 6: Final answer
x = 472,333.23
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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.