Finding the Fourth Proportional to 325,238.99, 448,808.09 and 180,034.94
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Solution
The fourth proportional to 325,238.99, 448,808.09 and 180,034.94 is: 248,436.19
Step by Step Solution
- Step 1: Write the proportion equation
325,238.99 : 448,808.09 = 180,034.94 : x - Step 2: Convert to fraction form
325,238.99/448,808.09 = 180,034.94/x - Step 3: Cross multiply
325,238.99x = 448,808.09 × 180,034.94 - Step 4: Simplify right side
325,238.99x = 80,801,134,410.45 - Step 5: Solve for x
x = 80,801,134,410.45/325,238.99 - Step 6: Final answer
x = 248,436.19
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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.