Finding the Fourth Proportional to 324,365.18, 486,546.62 and 87,707.84
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Solution
The fourth proportional to 324,365.18, 486,546.62 and 87,707.84 is: 131,561.44
Step by Step Solution
- Step 1: Write the proportion equation
324,365.18 : 486,546.62 = 87,707.84 : x - Step 2: Convert to fraction form
324,365.18/486,546.62 = 87,707.84/x - Step 3: Cross multiply
324,365.18x = 486,546.62 × 87,707.84 - Step 4: Simplify right side
324,365.18x = 42,673,950,228.23 - Step 5: Solve for x
x = 42,673,950,228.23/324,365.18 - Step 6: Final answer
x = 131,561.44
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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.