Finding the Fourth Proportional to 483,571.13, 667,389.53 and 292,586.09
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Solution
The fourth proportional to 483,571.13, 667,389.53 and 292,586.09 is: 403,805.93
Step by Step Solution
- Step 1: Write the proportion equation
483,571.13 : 667,389.53 = 292,586.09 : x - Step 2: Convert to fraction form
483,571.13/667,389.53 = 292,586.09/x - Step 3: Cross multiply
483,571.13x = 667,389.53 × 292,586.09 - Step 4: Simplify right side
483,571.13x = 195,268,891,626.71 - Step 5: Solve for x
x = 195,268,891,626.71/483,571.13 - Step 6: Final answer
x = 403,805.93
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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.