Finding the Fourth Proportional to 275,701.80, 413,552.70 and 135,733.80
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Solution
The fourth proportional to 275,701.80, 413,552.70 and 135,733.80 is: 203,600.70
Step by Step Solution
- Step 1: Write the proportion equation
275,701.80 : 413,552.70 = 135,733.80 : x - Step 2: Convert to fraction form
275,701.80/413,552.70 = 135,733.80/x - Step 3: Cross multiply
275,701.80x = 413,552.70 × 135,733.80 - Step 4: Simplify right side
275,701.80x = 56,133,079,471.26 - Step 5: Solve for x
x = 56,133,079,471.26/275,701.80 - Step 6: Final answer
x = 203,600.70
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1.5x scale
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.