Finding the Fourth Proportional to 774,497.49, 1,160,063.92 and 374,299.03
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Solution
The fourth proportional to 774,497.49, 1,160,063.92 and 374,299.03 is: 560,635.52
Step by Step Solution
- Step 1: Write the proportion equation
774,497.49 : 1,160,063.92 = 374,299.03 : x - Step 2: Convert to fraction form
774,497.49/1,160,063.92 = 374,299.03/x - Step 3: Cross multiply
774,497.49x = 1,160,063.92 × 374,299.03 - Step 4: Simplify right side
774,497.49x = 434,210,799,994.00 - Step 5: Solve for x
x = 434,210,799,994.00/774,497.49 - Step 6: Final answer
x = 560,635.52
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1.5x scale
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.