Finding the Third Proportional to 131,288 and 286,340
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Solution
The third proportional to 131,288 and 286,340 is: 624,509.44
Step by Step Solution
- Step 1: Write the proportion equation
131,288 : 286,340 = 286,340 : x - Step 2: Convert to fraction form
131,288/286,340 = 286,340/x - Step 3: Cross multiply
131,288x = 286,340 × 286,340 - Step 4: Simplify right side
131,288x = 81,990,595,600 - Step 5: Solve for x
x = 81,990,595,600/131,288 - Step 6: Final answer
x = 624,509.44
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.