Finding the Third Proportional to 290,387.14 and 622,811.02
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Solution
The third proportional to 290,387.14 and 622,811.02 is: 1,335,780.81
Step by Step Solution
- Step 1: Write the proportion equation
290,387.14 : 622,811.02 = 622,811.02 : x - Step 2: Convert to fraction form
290,387.14/622,811.02 = 622,811.02/x - Step 3: Cross multiply
290,387.14x = 622,811.02 × 622,811.02 - Step 4: Simplify right side
290,387.14x = 387,893,563,008.49 - Step 5: Solve for x
x = 387,893,563,008.49/290,387.14 - Step 6: Final answer
x = 1,335,780.81
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.