Finding the Fourth Proportional to 274,705.49, 411,319.97 and 174,322.19
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Solution
The fourth proportional to 274,705.49, 411,319.97 and 174,322.19 is: 261,014.79
Step by Step Solution
- Step 1: Write the proportion equation
274,705.49 : 411,319.97 = 174,322.19 : x - Step 2: Convert to fraction form
274,705.49/411,319.97 = 174,322.19/x - Step 3: Cross multiply
274,705.49x = 411,319.97 × 174,322.19 - Step 4: Simplify right side
274,705.49x = 71,702,195,032.92 - Step 5: Solve for x
x = 71,702,195,032.92/274,705.49 - Step 6: Final answer
x = 261,014.79
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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.