Finding the Fourth Proportional to 369,939.97, 554,929.09 and 117,247.31
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Solution
The fourth proportional to 369,939.97, 554,929.09 and 117,247.31 is: 175,877.03
Step by Step Solution
- Step 1: Write the proportion equation
369,939.97 : 554,929.09 = 117,247.31 : x - Step 2: Convert to fraction form
369,939.97/554,929.09 = 117,247.31/x - Step 3: Cross multiply
369,939.97x = 554,929.09 × 117,247.31 - Step 4: Simplify right side
369,939.97x = 65,063,942,715.98 - Step 5: Solve for x
x = 65,063,942,715.98/369,939.97 - Step 6: Final answer
x = 175,877.03
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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.