Finding the Third Proportional to 120,858.75 and 260,934.75
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Solution
The third proportional to 120,858.75 and 260,934.75 is: 563,359.66
Step by Step Solution
- Step 1: Write the proportion equation
120,858.75 : 260,934.75 = 260,934.75 : x - Step 2: Convert to fraction form
120,858.75/260,934.75 = 260,934.75/x - Step 3: Cross multiply
120,858.75x = 260,934.75 × 260,934.75 - Step 4: Simplify right side
120,858.75x = 68,086,943,757.56 - Step 5: Solve for x
x = 68,086,943,757.56/120,858.75 - Step 6: Final answer
x = 563,359.66
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.