Finding the Third Proportional to 225,816.75 and 309,643.88
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Solution
The third proportional to 225,816.75 and 309,643.88 is: 424,589.09
Step by Step Solution
- Step 1: Write the proportion equation
225,816.75 : 309,643.88 = 309,643.88 : x - Step 2: Convert to fraction form
225,816.75/309,643.88 = 309,643.88/x - Step 3: Cross multiply
225,816.75x = 309,643.88 × 309,643.88 - Step 4: Simplify right side
225,816.75x = 95,879,329,325.02 - Step 5: Solve for x
x = 95,879,329,325.02/225,816.75 - Step 6: Final answer
x = 424,589.09
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.