Finding the Fourth Proportional to 394,742.81, 544,711.97 and 233,569.62
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Solution
The fourth proportional to 394,742.81, 544,711.97 and 233,569.62 is: 322,306.49
Step by Step Solution
- Step 1: Write the proportion equation
394,742.81 : 544,711.97 = 233,569.62 : x - Step 2: Convert to fraction form
394,742.81/544,711.97 = 233,569.62/x - Step 3: Cross multiply
394,742.81x = 544,711.97 × 233,569.62 - Step 4: Simplify right side
394,742.81x = 127,228,168,426.28 - Step 5: Solve for x
x = 127,228,168,426.28/394,742.81 - Step 6: Final answer
x = 322,306.49
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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.