Finding the Fourth Proportional to 554,479.05, 765,344.70 and 325,086.14
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Solution
The fourth proportional to 554,479.05, 765,344.70 and 325,086.14 is: 448,714.80
Step by Step Solution
- Step 1: Write the proportion equation
554,479.05 : 765,344.70 = 325,086.14 : x - Step 2: Convert to fraction form
554,479.05/765,344.70 = 325,086.14/x - Step 3: Cross multiply
554,479.05x = 765,344.70 × 325,086.14 - Step 4: Simplify right side
554,479.05x = 248,802,956,205.82 - Step 5: Solve for x
x = 248,802,956,205.82/554,479.05 - Step 6: Final answer
x = 448,714.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.