Finding the Fourth Proportional to 777,245.66, 1,165,910.28 and 244,808.36
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Solution
The fourth proportional to 777,245.66, 1,165,910.28 and 244,808.36 is: 367,225.70
Step by Step Solution
- Step 1: Write the proportion equation
777,245.66 : 1,165,910.28 = 244,808.36 : x - Step 2: Convert to fraction form
777,245.66/1,165,910.28 = 244,808.36/x - Step 3: Cross multiply
777,245.66x = 1,165,910.28 × 244,808.36 - Step 4: Simplify right side
777,245.66x = 285,424,583,553.94 - Step 5: Solve for x
x = 285,424,583,553.94/777,245.66 - Step 6: Final answer
x = 367,225.70
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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.