Finding the Third Proportional to 251,649.91 and 381,139.80
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Solution
The third proportional to 251,649.91 and 381,139.80 is: 577,260.48
Step by Step Solution
- Step 1: Write the proportion equation
251,649.91 : 381,139.80 = 381,139.80 : x - Step 2: Convert to fraction form
251,649.91/381,139.80 = 381,139.80/x - Step 3: Cross multiply
251,649.91x = 381,139.80 × 381,139.80 - Step 4: Simplify right side
251,649.91x = 145,267,550,717.23 - Step 5: Solve for x
x = 145,267,550,717.23/251,649.91 - Step 6: Final answer
x = 577,260.48
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.