Finding the Fourth Proportional to 373,708.36, 560,229.22 and 136,995.79
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Solution
The fourth proportional to 373,708.36, 560,229.22 and 136,995.79 is: 205,371.49
Step by Step Solution
- Step 1: Write the proportion equation
373,708.36 : 560,229.22 = 136,995.79 : x - Step 2: Convert to fraction form
373,708.36/560,229.22 = 136,995.79/x - Step 3: Cross multiply
373,708.36x = 560,229.22 × 136,995.79 - Step 4: Simplify right side
373,708.36x = 76,749,044,574.98 - Step 5: Solve for x
x = 76,749,044,574.98/373,708.36 - Step 6: Final answer
x = 205,371.49
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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.