Finding the Fourth Proportional to 394,623.30, 591,750.92 and 205,032.70
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Solution
The fourth proportional to 394,623.30, 591,750.92 and 205,032.70 is: 307,453.42
Step by Step Solution
- Step 1: Write the proportion equation
394,623.30 : 591,750.92 = 205,032.70 : x - Step 2: Convert to fraction form
394,623.30/591,750.92 = 205,032.70/x - Step 3: Cross multiply
394,623.30x = 591,750.92 × 205,032.70 - Step 4: Simplify right side
394,623.30x = 121,328,284,871.17 - Step 5: Solve for x
x = 121,328,284,871.17/394,623.30 - Step 6: Final answer
x = 307,453.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.