Finding the Third Proportional to 388,759.88 and 608,518.88
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Solution
The third proportional to 388,759.88 and 608,518.88 is: 952,503.70
Step by Step Solution
- Step 1: Write the proportion equation
388,759.88 : 608,518.88 = 608,518.88 : x - Step 2: Convert to fraction form
388,759.88/608,518.88 = 608,518.88/x - Step 3: Cross multiply
388,759.88x = 608,518.88 × 608,518.88 - Step 4: Simplify right side
388,759.88x = 370,295,221,231.27 - Step 5: Solve for x
x = 370,295,221,231.27/388,759.88 - Step 6: Final answer
x = 952,503.70
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.