Finding the Fourth Proportional to 326,570.11, 450,635.93 and 183,302.17
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Solution
The fourth proportional to 326,570.11, 450,635.93 and 183,302.17 is: 252,939.69
Step by Step Solution
- Step 1: Write the proportion equation
326,570.11 : 450,635.93 = 183,302.17 : x - Step 2: Convert to fraction form
326,570.11/450,635.93 = 183,302.17/x - Step 3: Cross multiply
326,570.11x = 450,635.93 × 183,302.17 - Step 4: Simplify right side
326,570.11x = 82,602,543,848.97 - Step 5: Solve for x
x = 82,602,543,848.97/326,570.11 - Step 6: Final answer
x = 252,939.69
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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.