Finding the Fourth Proportional to 957,281.84, 1,436,093.53 and 317,623.96
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Solution
The fourth proportional to 957,281.84, 1,436,093.53 and 317,623.96 is: 476,492.60
Step by Step Solution
- Step 1: Write the proportion equation
957,281.84 : 1,436,093.53 = 317,623.96 : x - Step 2: Convert to fraction form
957,281.84/1,436,093.53 = 317,623.96/x - Step 3: Cross multiply
957,281.84x = 1,436,093.53 × 317,623.96 - Step 4: Simplify right side
957,281.84x = 456,137,713,928.98 - Step 5: Solve for x
x = 456,137,713,928.98/957,281.84 - Step 6: Final answer
x = 476,492.60
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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.