Finding the Fourth Proportional to 382,012.97, 573,088.66 and 125,859.23
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Solution
The fourth proportional to 382,012.97, 573,088.66 and 125,859.23 is: 188,811.64
Step by Step Solution
- Step 1: Write the proportion equation
382,012.97 : 573,088.66 = 125,859.23 : x - Step 2: Convert to fraction form
382,012.97/573,088.66 = 125,859.23/x - Step 3: Cross multiply
382,012.97x = 573,088.66 × 125,859.23 - Step 4: Simplify right side
382,012.97x = 72,128,497,067.24 - Step 5: Solve for x
x = 72,128,497,067.24/382,012.97 - Step 6: Final answer
x = 188,811.64
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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.