Finding the Fourth Proportional to 275,549.11, 413,450.79 and 125,835.29
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Solution
The fourth proportional to 275,549.11, 413,450.79 and 125,835.29 is: 188,810.99
Step by Step Solution
- Step 1: Write the proportion equation
275,549.11 : 413,450.79 = 125,835.29 : x - Step 2: Convert to fraction form
275,549.11/413,450.79 = 125,835.29/x - Step 3: Cross multiply
275,549.11x = 413,450.79 × 125,835.29 - Step 4: Simplify right side
275,549.11x = 52,026,701,751.26 - Step 5: Solve for x
x = 52,026,701,751.26/275,549.11 - Step 6: Final answer
x = 188,810.99
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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.