Finding the Fourth Proportional to 340,957.84, 511,326.10 and 161,015.44
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Solution
The fourth proportional to 340,957.84, 511,326.10 and 161,015.44 is: 241,470.90
Step by Step Solution
- Step 1: Write the proportion equation
340,957.84 : 511,326.10 = 161,015.44 : x - Step 2: Convert to fraction form
340,957.84/511,326.10 = 161,015.44/x - Step 3: Cross multiply
340,957.84x = 511,326.10 × 161,015.44 - Step 4: Simplify right side
340,957.84x = 82,331,396,974.98 - Step 5: Solve for x
x = 82,331,396,974.98/340,957.84 - Step 6: Final answer
x = 241,470.90
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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.