Finding the Fourth Proportional to 668,240.97, 1,002,859.62 and 268,885.14
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Solution
The fourth proportional to 668,240.97, 1,002,859.62 and 268,885.14 is: 403,528.16
Step by Step Solution
- Step 1: Write the proportion equation
668,240.97 : 1,002,859.62 = 268,885.14 : x - Step 2: Convert to fraction form
668,240.97/1,002,859.62 = 268,885.14/x - Step 3: Cross multiply
668,240.97x = 1,002,859.62 × 268,885.14 - Step 4: Simplify right side
668,240.97x = 269,654,049,324.05 - Step 5: Solve for x
x = 269,654,049,324.05/668,240.97 - Step 6: Final answer
x = 403,528.16
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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.