Finding the Fourth Proportional to 340,961.74, 511,424.07 and 104,304.42
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Solution
The fourth proportional to 340,961.74, 511,424.07 and 104,304.42 is: 156,450.95
Step by Step Solution
- Step 1: Write the proportion equation
340,961.74 : 511,424.07 = 104,304.42 : x - Step 2: Convert to fraction form
340,961.74/511,424.07 = 104,304.42/x - Step 3: Cross multiply
340,961.74x = 511,424.07 × 104,304.42 - Step 4: Simplify right side
340,961.74x = 53,343,789,716.83 - Step 5: Solve for x
x = 53,343,789,716.83/340,961.74 - Step 6: Final answer
x = 156,450.95
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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.