Finding the Fourth Proportional to 793,743.08, 1,190,778.63 and 261,296.06
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Solution
The fourth proportional to 793,743.08, 1,190,778.63 and 261,296.06 is: 391,998.08
Step by Step Solution
- Step 1: Write the proportion equation
793,743.08 : 1,190,778.63 = 261,296.06 : x - Step 2: Convert to fraction form
793,743.08/1,190,778.63 = 261,296.06/x - Step 3: Cross multiply
793,743.08x = 1,190,778.63 × 261,296.06 - Step 4: Simplify right side
793,743.08x = 311,145,764,351.20 - Step 5: Solve for x
x = 311,145,764,351.20/793,743.08 - Step 6: Final answer
x = 391,998.08
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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.