Finding the Third Proportional to 251,119.13 and 378,943.03
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Solution
The third proportional to 251,119.13 and 378,943.03 is: 571,831.48
Step by Step Solution
- Step 1: Write the proportion equation
251,119.13 : 378,943.03 = 378,943.03 : x - Step 2: Convert to fraction form
251,119.13/378,943.03 = 378,943.03/x - Step 3: Cross multiply
251,119.13x = 378,943.03 × 378,943.03 - Step 4: Simplify right side
251,119.13x = 143,597,820,932.94 - Step 5: Solve for x
x = 143,597,820,932.94/251,119.13 - Step 6: Final answer
x = 571,831.48
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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.