Finding the Fourth Proportional to 394,524.64, 591,701.05 and 106,329.55
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Solution
The fourth proportional to 394,524.64, 591,701.05 and 106,329.55 is: 159,471.17
Step by Step Solution
- Step 1: Write the proportion equation
394,524.64 : 591,701.05 = 106,329.55 : x - Step 2: Convert to fraction form
394,524.64/591,701.05 = 106,329.55/x - Step 3: Cross multiply
394,524.64x = 591,701.05 × 106,329.55 - Step 4: Simplify right side
394,524.64x = 62,915,306,144.13 - Step 5: Solve for x
x = 62,915,306,144.13/394,524.64 - Step 6: Final answer
x = 159,471.17
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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.