Finding the Fourth Proportional to 274,327.06, 411,449 and 74,663
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Solution
The fourth proportional to 274,327.06, 411,449 and 74,663 is: 111,983.18
Step by Step Solution
- Step 1: Write the proportion equation
274,327.06 : 411,449 = 74,663 : x - Step 2: Convert to fraction form
274,327.06/411,449 = 74,663/x - Step 3: Cross multiply
274,327.06x = 411,449 × 74,663 - Step 4: Simplify right side
274,327.06x = 30,720,016,687 - Step 5: Solve for x
x = 30,720,016,687/274,327.06 - Step 6: Final answer
x = 111,983.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.