Finding the Third Proportional to 245,184.75 and 378,861.75
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Solution
The third proportional to 245,184.75 and 378,861.75 is: 585,420.69
Step by Step Solution
- Step 1: Write the proportion equation
245,184.75 : 378,861.75 = 378,861.75 : x - Step 2: Convert to fraction form
245,184.75/378,861.75 = 378,861.75/x - Step 3: Cross multiply
245,184.75x = 378,861.75 × 378,861.75 - Step 4: Simplify right side
245,184.75x = 143,536,225,613.06 - Step 5: Solve for x
x = 143,536,225,613.06/245,184.75 - Step 6: Final answer
x = 585,420.69
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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.