Finding the Fourth Proportional to 327,719.49, 491,605.92 and 91,062.19
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Solution
The fourth proportional to 327,719.49, 491,605.92 and 91,062.19 is: 136,600.70
Step by Step Solution
- Step 1: Write the proportion equation
327,719.49 : 491,605.92 = 91,062.19 : x - Step 2: Convert to fraction form
327,719.49/491,605.92 = 91,062.19/x - Step 3: Cross multiply
327,719.49x = 491,605.92 × 91,062.19 - Step 4: Simplify right side
327,719.49x = 44,766,711,692.16 - Step 5: Solve for x
x = 44,766,711,692.16/327,719.49 - Step 6: Final answer
x = 136,600.70
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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.