Finding the Fourth Proportional to 274,717.62, 411,541.83 and 202,539.06
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Solution
The fourth proportional to 274,717.62, 411,541.83 and 202,539.06 is: 303,414.45
Step by Step Solution
- Step 1: Write the proportion equation
274,717.62 : 411,541.83 = 202,539.06 : x - Step 2: Convert to fraction form
274,717.62/411,541.83 = 202,539.06/x - Step 3: Cross multiply
274,717.62x = 411,541.83 × 202,539.06 - Step 4: Simplify right side
274,717.62x = 83,353,295,398.88 - Step 5: Solve for x
x = 83,353,295,398.88/274,717.62 - Step 6: Final answer
x = 303,414.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.