Finding the Fourth Proportional to 886,684.44, 1,330,213.56 and 287,598.98
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Solution
The fourth proportional to 886,684.44, 1,330,213.56 and 287,598.98 is: 431,459.09
Step by Step Solution
- Step 1: Write the proportion equation
886,684.44 : 1,330,213.56 = 287,598.98 : x - Step 2: Convert to fraction form
886,684.44/1,330,213.56 = 287,598.98/x - Step 3: Cross multiply
886,684.44x = 1,330,213.56 × 287,598.98 - Step 4: Simplify right side
886,684.44x = 382,568,063,038.17 - Step 5: Solve for x
x = 382,568,063,038.17/886,684.44 - Step 6: Final answer
x = 431,459.09
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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.