Finding the Fourth Proportional to 296,668.62, 445,030.26 and 96,990.06
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Solution
The fourth proportional to 296,668.62, 445,030.26 and 96,990.06 is: 145,494.03
Step by Step Solution
- Step 1: Write the proportion equation
296,668.62 : 445,030.26 = 96,990.06 : x - Step 2: Convert to fraction form
296,668.62/445,030.26 = 96,990.06/x - Step 3: Cross multiply
296,668.62x = 445,030.26 × 96,990.06 - Step 4: Simplify right side
296,668.62x = 43,163,511,619.22 - Step 5: Solve for x
x = 43,163,511,619.22/296,668.62 - Step 6: Final answer
x = 145,494.03
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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.