Finding the Fourth Proportional to 327,606.29, 491,385.74 and 103,030.97
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Solution
The fourth proportional to 327,606.29, 491,385.74 and 103,030.97 is: 154,538.99
Step by Step Solution
- Step 1: Write the proportion equation
327,606.29 : 491,385.74 = 103,030.97 : x - Step 2: Convert to fraction form
327,606.29/491,385.74 = 103,030.97/x - Step 3: Cross multiply
327,606.29x = 491,385.74 × 103,030.97 - Step 4: Simplify right side
327,606.29x = 50,627,946,464.28 - Step 5: Solve for x
x = 50,627,946,464.28/327,606.29 - Step 6: Final answer
x = 154,538.99
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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.