Finding the Fourth Proportional to 238,762.69, 329,323.93 and 202,704.53
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Solution
The fourth proportional to 238,762.69, 329,323.93 and 202,704.53 is: 279,589.12
Step by Step Solution
- Step 1: Write the proportion equation
238,762.69 : 329,323.93 = 202,704.53 : x - Step 2: Convert to fraction form
238,762.69/329,323.93 = 202,704.53/x - Step 3: Cross multiply
238,762.69x = 329,323.93 × 202,704.53 - Step 4: Simplify right side
238,762.69x = 66,755,450,295.02 - Step 5: Solve for x
x = 66,755,450,295.02/238,762.69 - Step 6: Final answer
x = 279,589.12
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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.