Finding the Third Proportional to 290,827.50 and 436,548.75
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Solution
The third proportional to 290,827.50 and 436,548.75 is: 655,284.70
Step by Step Solution
- Step 1: Write the proportion equation
290,827.50 : 436,548.75 = 436,548.75 : x - Step 2: Convert to fraction form
290,827.50/436,548.75 = 436,548.75/x - Step 3: Cross multiply
290,827.50x = 436,548.75 × 436,548.75 - Step 4: Simplify right side
290,827.50x = 190,574,811,126.56 - Step 5: Solve for x
x = 190,574,811,126.56/290,827.50 - Step 6: Final answer
x = 655,284.70
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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.