Finding the Fourth Proportional to 394,742.19, 544,711.11 and 233,569.00
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Solution
The fourth proportional to 394,742.19, 544,711.11 and 233,569.00 is: 322,305.62
Step by Step Solution
- Step 1: Write the proportion equation
394,742.19 : 544,711.11 = 233,569.00 : x - Step 2: Convert to fraction form
394,742.19/544,711.11 = 233,569.00/x - Step 3: Cross multiply
394,742.19x = 544,711.11 × 233,569.00 - Step 4: Simplify right side
394,742.19x = 127,227,626,528.03 - Step 5: Solve for x
x = 127,227,626,528.03/394,742.19 - Step 6: Final answer
x = 322,305.62
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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.