Finding the Fourth Proportional to 696,519.44, 1,045,172.84 and 297,122.48
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Solution
The fourth proportional to 696,519.44, 1,045,172.84 and 297,122.48 is: 445,851.66
Step by Step Solution
- Step 1: Write the proportion equation
696,519.44 : 1,045,172.84 = 297,122.48 : x - Step 2: Convert to fraction form
696,519.44/1,045,172.84 = 297,122.48/x - Step 3: Cross multiply
696,519.44x = 1,045,172.84 × 297,122.48 - Step 4: Simplify right side
696,519.44x = 310,544,346,249.44 - Step 5: Solve for x
x = 310,544,346,249.44/696,519.44 - Step 6: Final answer
x = 445,851.66
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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.