Finding the Third Proportional to 121,264 and 261,840
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Solution
The third proportional to 121,264 and 261,840 is: 565,379.55
Step by Step Solution
- Step 1: Write the proportion equation
121,264 : 261,840 = 261,840 : x - Step 2: Convert to fraction form
121,264/261,840 = 261,840/x - Step 3: Cross multiply
121,264x = 261,840 × 261,840 - Step 4: Simplify right side
121,264x = 68,560,185,600 - Step 5: Solve for x
x = 68,560,185,600/121,264 - Step 6: Final answer
x = 565,379.55
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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.