Finding the Fourth Proportional to 394,638.96, 591,993.08 and 110,332.62
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Solution
The fourth proportional to 394,638.96, 591,993.08 and 110,332.62 is: 165,508.61
Step by Step Solution
- Step 1: Write the proportion equation
394,638.96 : 591,993.08 = 110,332.62 : x - Step 2: Convert to fraction form
394,638.96/591,993.08 = 110,332.62/x - Step 3: Cross multiply
394,638.96x = 591,993.08 × 110,332.62 - Step 4: Simplify right side
394,638.96x = 65,316,147,538.27 - Step 5: Solve for x
x = 65,316,147,538.27/394,638.96 - Step 6: Final answer
x = 165,508.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.