Finding the Third Proportional to 295,963.88 and 639,219.09
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Solution
The third proportional to 295,963.88 and 639,219.09 is: 1,380,577.44
Step by Step Solution
- Step 1: Write the proportion equation
295,963.88 : 639,219.09 = 639,219.09 : x - Step 2: Convert to fraction form
295,963.88/639,219.09 = 639,219.09/x - Step 3: Cross multiply
295,963.88x = 639,219.09 × 639,219.09 - Step 4: Simplify right side
295,963.88x = 408,601,049,814.57 - Step 5: Solve for x
x = 408,601,049,814.57/295,963.88 - Step 6: Final answer
x = 1,380,577.44
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.