Finding the Third Proportional to 310,204.69 and 648,825.19
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Solution
The third proportional to 310,204.69 and 648,825.19 is: 1,357,084.99
Step by Step Solution
- Step 1: Write the proportion equation
310,204.69 : 648,825.19 = 648,825.19 : x - Step 2: Convert to fraction form
310,204.69/648,825.19 = 648,825.19/x - Step 3: Cross multiply
310,204.69x = 648,825.19 × 648,825.19 - Step 4: Simplify right side
310,204.69x = 420,974,123,934.41 - Step 5: Solve for x
x = 420,974,123,934.41/310,204.69 - Step 6: Final answer
x = 1,357,084.99
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These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.