Finding the Fourth Proportional to 300,970.99, 415,328.88 and 165,001.96
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Solution
The fourth proportional to 300,970.99, 415,328.88 and 165,001.96 is: 227,696.63
Step by Step Solution
- Step 1: Write the proportion equation
300,970.99 : 415,328.88 = 165,001.96 : x - Step 2: Convert to fraction form
300,970.99/415,328.88 = 165,001.96/x - Step 3: Cross multiply
300,970.99x = 415,328.88 × 165,001.96 - Step 4: Simplify right side
300,970.99x = 68,530,079,244.60 - Step 5: Solve for x
x = 68,530,079,244.60/300,970.99 - Step 6: Final answer
x = 227,696.63
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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.