Finding the Fourth Proportional to 327,719.99, 491,606.67 and 91,062.69
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Solution
The fourth proportional to 327,719.99, 491,606.67 and 91,062.69 is: 136,601.45
Step by Step Solution
- Step 1: Write the proportion equation
327,719.99 : 491,606.67 = 91,062.69 : x - Step 2: Convert to fraction form
327,719.99/491,606.67 = 91,062.69/x - Step 3: Cross multiply
327,719.99x = 491,606.67 × 91,062.69 - Step 4: Simplify right side
327,719.99x = 44,767,025,792.14 - Step 5: Solve for x
x = 44,767,025,792.14/327,719.99 - Step 6: Final answer
x = 136,601.45
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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.