Finding the Fourth Proportional to 894,286.85, 1,234,436.86 and 531,709.84
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Solution
The fourth proportional to 894,286.85, 1,234,436.86 and 531,709.84 is: 733,950.44
Step by Step Solution
- Step 1: Write the proportion equation
894,286.85 : 1,234,436.86 = 531,709.84 : x - Step 2: Convert to fraction form
894,286.85/1,234,436.86 = 531,709.84/x - Step 3: Cross multiply
894,286.85x = 1,234,436.86 × 531,709.84 - Step 4: Simplify right side
894,286.85x = 656,362,231,000.24 - Step 5: Solve for x
x = 656,362,231,000.24/894,286.85 - Step 6: Final answer
x = 733,950.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.