Finding the Fourth Proportional to 806,787.87, 1,212,247.30 and 608,971.29
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Solution
The fourth proportional to 806,787.87, 1,212,247.30 and 608,971.29 is: 915,015.99
Step by Step Solution
- Step 1: Write the proportion equation
806,787.87 : 1,212,247.30 = 608,971.29 : x - Step 2: Convert to fraction form
806,787.87/1,212,247.30 = 608,971.29/x - Step 3: Cross multiply
806,787.87x = 1,212,247.30 × 608,971.29 - Step 4: Simplify right side
806,787.87x = 738,223,796,018.78 - Step 5: Solve for x
x = 738,223,796,018.78/806,787.87 - Step 6: Final answer
x = 915,015.99
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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.