Finding the Third Proportional to 251,388.75 and 351,643.75
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Solution
The third proportional to 251,388.75 and 351,643.75 is: 491,880.91
Step by Step Solution
- Step 1: Write the proportion equation
251,388.75 : 351,643.75 = 351,643.75 : x - Step 2: Convert to fraction form
251,388.75/351,643.75 = 351,643.75/x - Step 3: Cross multiply
251,388.75x = 351,643.75 × 351,643.75 - Step 4: Simplify right side
251,388.75x = 123,653,326,914.06 - Step 5: Solve for x
x = 123,653,326,914.06/251,388.75 - Step 6: Final answer
x = 491,880.91
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.