Finding the Third Proportional to 121,272.19 and 260,784.56
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Solution
The third proportional to 121,272.19 and 260,784.56 is: 560,792.95
Step by Step Solution
- Step 1: Write the proportion equation
121,272.19 : 260,784.56 = 260,784.56 : x - Step 2: Convert to fraction form
121,272.19/260,784.56 = 260,784.56/x - Step 3: Cross multiply
121,272.19x = 260,784.56 × 260,784.56 - Step 4: Simplify right side
121,272.19x = 68,008,588,038.32 - Step 5: Solve for x
x = 68,008,588,038.32/121,272.19 - Step 6: Final answer
x = 560,792.95
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.