Finding the Fourth Proportional to 554,975.49, 765,866.16 and 300,326.68
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Solution
The fourth proportional to 554,975.49, 765,866.16 and 300,326.68 is: 414,450.81
Step by Step Solution
- Step 1: Write the proportion equation
554,975.49 : 765,866.16 = 300,326.68 : x - Step 2: Convert to fraction form
554,975.49/765,866.16 = 300,326.68/x - Step 3: Cross multiply
554,975.49x = 765,866.16 × 300,326.68 - Step 4: Simplify right side
554,975.49x = 230,010,041,157.15 - Step 5: Solve for x
x = 230,010,041,157.15/554,975.49 - Step 6: Final answer
x = 414,450.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.