Finding the Third Proportional to 261,281.81 and 403,810.03
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Solution
The third proportional to 261,281.81 and 403,810.03 is: 624,086.84
Step by Step Solution
- Step 1: Write the proportion equation
261,281.81 : 403,810.03 = 403,810.03 : x - Step 2: Convert to fraction form
261,281.81/403,810.03 = 403,810.03/x - Step 3: Cross multiply
261,281.81x = 403,810.03 × 403,810.03 - Step 4: Simplify right side
261,281.81x = 163,062,541,338.13 - Step 5: Solve for x
x = 163,062,541,338.13/261,281.81 - Step 6: Final answer
x = 624,086.84
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.