Finding the Fourth Proportional to 554,821.14, 765,409.05 and 325,261.74
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Solution
The fourth proportional to 554,821.14, 765,409.05 and 325,261.74 is: 448,718.08
Step by Step Solution
- Step 1: Write the proportion equation
554,821.14 : 765,409.05 = 325,261.74 : x - Step 2: Convert to fraction form
554,821.14/765,409.05 = 325,261.74/x - Step 3: Cross multiply
554,821.14x = 765,409.05 × 325,261.74 - Step 4: Simplify right side
554,821.14x = 248,958,279,414.75 - Step 5: Solve for x
x = 248,958,279,414.75/554,821.14 - Step 6: Final answer
x = 448,718.08
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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.