Finding the Fourth Proportional to 892,578.12, 1,339,093.98 and 252,881.16
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Solution
The fourth proportional to 892,578.12, 1,339,093.98 and 252,881.16 is: 379,386.00
Step by Step Solution
- Step 1: Write the proportion equation
892,578.12 : 1,339,093.98 = 252,881.16 : x - Step 2: Convert to fraction form
892,578.12/1,339,093.98 = 252,881.16/x - Step 3: Cross multiply
892,578.12x = 1,339,093.98 × 252,881.16 - Step 4: Simplify right side
892,578.12x = 338,631,639,011.42 - Step 5: Solve for x
x = 338,631,639,011.42/892,578.12 - Step 6: Final answer
x = 379,386.00
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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.