Finding the Fourth Proportional to 324,436.62, 486,742.68 and 293,206.26
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Solution
The fourth proportional to 324,436.62, 486,742.68 and 293,206.26 is: 439,888.69
Step by Step Solution
- Step 1: Write the proportion equation
324,436.62 : 486,742.68 = 293,206.26 : x - Step 2: Convert to fraction form
324,436.62/486,742.68 = 293,206.26/x - Step 3: Cross multiply
324,436.62x = 486,742.68 × 293,206.26 - Step 4: Simplify right side
324,436.62x = 142,716,000,785.18 - Step 5: Solve for x
x = 142,716,000,785.18/324,436.62 - Step 6: Final answer
x = 439,888.69
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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.