Finding the Third Proportional to 280,607.63 and 427,917.09
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Solution
The third proportional to 280,607.63 and 427,917.09 is: 652,559.03
Step by Step Solution
- Step 1: Write the proportion equation
280,607.63 : 427,917.09 = 427,917.09 : x - Step 2: Convert to fraction form
280,607.63/427,917.09 = 427,917.09/x - Step 3: Cross multiply
280,607.63x = 427,917.09 × 427,917.09 - Step 4: Simplify right side
280,607.63x = 183,113,039,123.45 - Step 5: Solve for x
x = 183,113,039,123.45/280,607.63 - Step 6: Final answer
x = 652,559.03
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.