Finding the Third Proportional to 328,368.94 and 419,585.06
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Solution
The third proportional to 328,368.94 and 419,585.06 is: 536,139.70
Step by Step Solution
- Step 1: Write the proportion equation
328,368.94 : 419,585.06 = 419,585.06 : x - Step 2: Convert to fraction form
328,368.94/419,585.06 = 419,585.06/x - Step 3: Cross multiply
328,368.94x = 419,585.06 × 419,585.06 - Step 4: Simplify right side
328,368.94x = 176,051,624,673.13 - Step 5: Solve for x
x = 176,051,624,673.13/328,368.94 - Step 6: Final answer
x = 536,139.70
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These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.