Finding the Fourth Proportional to 941,479.87, 1,299,246.84 and 511,760
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Solution
The fourth proportional to 941,479.87, 1,299,246.84 and 511,760 is: 706,231.31
Step by Step Solution
- Step 1: Write the proportion equation
941,479.87 : 1,299,246.84 = 511,760 : x - Step 2: Convert to fraction form
941,479.87/1,299,246.84 = 511,760/x - Step 3: Cross multiply
941,479.87x = 1,299,246.84 × 511,760 - Step 4: Simplify right side
941,479.87x = 664,902,562,838.40 - Step 5: Solve for x
x = 664,902,562,838.40/941,479.87 - Step 6: Final answer
x = 706,231.31
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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.