Finding the Fourth Proportional to 806,035.60, 1,209,121.08 and 245,074.96
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Solution
The fourth proportional to 806,035.60, 1,209,121.08 and 245,074.96 is: 367,633.02
Step by Step Solution
- Step 1: Write the proportion equation
806,035.60 : 1,209,121.08 = 245,074.96 : x - Step 2: Convert to fraction form
806,035.60/1,209,121.08 = 245,074.96/x - Step 3: Cross multiply
806,035.60x = 1,209,121.08 × 245,074.96 - Step 4: Simplify right side
806,035.60x = 296,325,300,316.16 - Step 5: Solve for x
x = 296,325,300,316.16/806,035.60 - Step 6: Final answer
x = 367,633.02
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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.