Finding the Fourth Proportional to 740,306.98, 1,110,287.94 and 207,879.40
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Solution
The fourth proportional to 740,306.98, 1,110,287.94 and 207,879.40 is: 311,770.65
Step by Step Solution
- Step 1: Write the proportion equation
740,306.98 : 1,110,287.94 = 207,879.40 : x - Step 2: Convert to fraction form
740,306.98/1,110,287.94 = 207,879.40/x - Step 3: Cross multiply
740,306.98x = 1,110,287.94 × 207,879.40 - Step 4: Simplify right side
740,306.98x = 230,805,990,794.44 - Step 5: Solve for x
x = 230,805,990,794.44/740,306.98 - Step 6: Final answer
x = 311,770.65
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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.