Finding the Third Proportional to 426,190.50 and 661,695.75
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Solution
The third proportional to 426,190.50 and 661,695.75 is: 1,027,336.99
Step by Step Solution
- Step 1: Write the proportion equation
426,190.50 : 661,695.75 = 661,695.75 : x - Step 2: Convert to fraction form
426,190.50/661,695.75 = 661,695.75/x - Step 3: Cross multiply
426,190.50x = 661,695.75 × 661,695.75 - Step 4: Simplify right side
426,190.50x = 437,841,265,568.06 - Step 5: Solve for x
x = 437,841,265,568.06/426,190.50 - Step 6: Final answer
x = 1,027,336.99
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.