Finding the Fourth Proportional to 342,382.58, 472,289.97 and 206,323.70
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Solution
The fourth proportional to 342,382.58, 472,289.97 and 206,323.70 is: 284,607.39
Step by Step Solution
- Step 1: Write the proportion equation
342,382.58 : 472,289.97 = 206,323.70 : x - Step 2: Convert to fraction form
342,382.58/472,289.97 = 206,323.70/x - Step 3: Cross multiply
342,382.58x = 472,289.97 × 206,323.70 - Step 4: Simplify right side
342,382.58x = 97,444,614,083.29 - Step 5: Solve for x
x = 97,444,614,083.29/342,382.58 - Step 6: Final answer
x = 284,607.39
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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.