Finding the Fourth Proportional to 792,841.84, 1,189,252.42 and 193,808.26
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Solution
The fourth proportional to 792,841.84, 1,189,252.42 and 193,808.26 is: 290,709.86
Step by Step Solution
- Step 1: Write the proportion equation
792,841.84 : 1,189,252.42 = 193,808.26 : x - Step 2: Convert to fraction form
792,841.84/1,189,252.42 = 193,808.26/x - Step 3: Cross multiply
792,841.84x = 1,189,252.42 × 193,808.26 - Step 4: Simplify right side
792,841.84x = 230,486,942,220.99 - Step 5: Solve for x
x = 230,486,942,220.99/792,841.84 - Step 6: Final answer
x = 290,709.86
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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.