Finding the Fourth Proportional to 304,272.10, 454,422.97 and 258,808.92
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Solution
The fourth proportional to 304,272.10, 454,422.97 and 258,808.92 is: 386,524.82
Step by Step Solution
- Step 1: Write the proportion equation
304,272.10 : 454,422.97 = 258,808.92 : x - Step 2: Convert to fraction form
304,272.10/454,422.97 = 258,808.92/x - Step 3: Cross multiply
304,272.10x = 454,422.97 × 258,808.92 - Step 4: Simplify right side
304,272.10x = 117,608,718,088.89 - Step 5: Solve for x
x = 117,608,718,088.89/304,272.10 - Step 6: Final answer
x = 386,524.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.