Finding the Third Proportional to 490,011.75 and 757,069.88
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Solution
The third proportional to 490,011.75 and 757,069.88 is: 1,169,675.62
Step by Step Solution
- Step 1: Write the proportion equation
490,011.75 : 757,069.88 = 757,069.88 : x - Step 2: Convert to fraction form
490,011.75/757,069.88 = 757,069.88/x - Step 3: Cross multiply
490,011.75x = 757,069.88 × 757,069.88 - Step 4: Simplify right side
490,011.75x = 573,154,795,632.52 - Step 5: Solve for x
x = 573,154,795,632.52/490,011.75 - Step 6: Final answer
x = 1,169,675.62
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.