Finding the Fourth Proportional to 222,141.98, 306,337.51 and 203,701.49
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Solution
The fourth proportional to 222,141.98, 306,337.51 and 203,701.49 is: 280,907.77
Step by Step Solution
- Step 1: Write the proportion equation
222,141.98 : 306,337.51 = 203,701.49 : x - Step 2: Convert to fraction form
222,141.98/306,337.51 = 203,701.49/x - Step 3: Cross multiply
222,141.98x = 306,337.51 × 203,701.49 - Step 4: Simplify right side
222,141.98x = 62,401,407,229.89 - Step 5: Solve for x
x = 62,401,407,229.89/222,141.98 - Step 6: Final answer
x = 280,907.77
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.