Finding the Third Proportional to 266,656.50 and 440,430.75
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Solution
The third proportional to 266,656.50 and 440,430.75 is: 727,449.90
Step by Step Solution
- Step 1: Write the proportion equation
266,656.50 : 440,430.75 = 440,430.75 : x - Step 2: Convert to fraction form
266,656.50/440,430.75 = 440,430.75/x - Step 3: Cross multiply
266,656.50x = 440,430.75 × 440,430.75 - Step 4: Simplify right side
266,656.50x = 193,979,245,545.56 - Step 5: Solve for x
x = 193,979,245,545.56/266,656.50 - Step 6: Final answer
x = 727,449.90
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These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.