Finding the Fourth Proportional to 737,975.80, 1,107,313.62 and 439,046.92
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Solution
The fourth proportional to 737,975.80, 1,107,313.62 and 439,046.92 is: 658,778.56
Step by Step Solution
- Step 1: Write the proportion equation
737,975.80 : 1,107,313.62 = 439,046.92 : x - Step 2: Convert to fraction form
737,975.80/1,107,313.62 = 439,046.92/x - Step 3: Cross multiply
737,975.80x = 1,107,313.62 × 439,046.92 - Step 4: Simplify right side
737,975.80x = 486,162,629,920.34 - Step 5: Solve for x
x = 486,162,629,920.34/737,975.80 - Step 6: Final answer
x = 658,778.56
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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.