Finding the Third Proportional to 273,442.13 and 427,972.88
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Solution
The third proportional to 273,442.13 and 427,972.88 is: 669,833.81
Step by Step Solution
- Step 1: Write the proportion equation
273,442.13 : 427,972.88 = 427,972.88 : x - Step 2: Convert to fraction form
273,442.13/427,972.88 = 427,972.88/x - Step 3: Cross multiply
273,442.13x = 427,972.88 × 427,972.88 - Step 4: Simplify right side
273,442.13x = 183,160,781,735.77 - Step 5: Solve for x
x = 183,160,781,735.77/273,442.13 - Step 6: Final answer
x = 669,833.81
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.