Finding the Fourth Proportional to 202,446.90, 303,670.35 and 155,207.70
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Solution
The fourth proportional to 202,446.90, 303,670.35 and 155,207.70 is: 232,811.55
Step by Step Solution
- Step 1: Write the proportion equation
202,446.90 : 303,670.35 = 155,207.70 : x - Step 2: Convert to fraction form
202,446.90/303,670.35 = 155,207.70/x - Step 3: Cross multiply
202,446.90x = 303,670.35 × 155,207.70 - Step 4: Simplify right side
202,446.90x = 47,131,976,581.70 - Step 5: Solve for x
x = 47,131,976,581.70/202,446.90 - Step 6: Final answer
x = 232,811.55
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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.