Finding the Fourth Proportional to 894,207.81, 1,341,312.07 and 220,302.23
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Solution
The fourth proportional to 894,207.81, 1,341,312.07 and 220,302.23 is: 330,453.43
Step by Step Solution
- Step 1: Write the proportion equation
894,207.81 : 1,341,312.07 = 220,302.23 : x - Step 2: Convert to fraction form
894,207.81/1,341,312.07 = 220,302.23/x - Step 3: Cross multiply
894,207.81x = 1,341,312.07 × 220,302.23 - Step 4: Simplify right side
894,207.81x = 295,494,040,146.92 - Step 5: Solve for x
x = 295,494,040,146.92/894,207.81 - Step 6: Final answer
x = 330,453.43
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1.5x scale
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.