Finding the Fourth Proportional to 303,207.80, 454,811.70 and 185,109.80
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Solution
The fourth proportional to 303,207.80, 454,811.70 and 185,109.80 is: 277,664.70
Step by Step Solution
- Step 1: Write the proportion equation
303,207.80 : 454,811.70 = 185,109.80 : x - Step 2: Convert to fraction form
303,207.80/454,811.70 = 185,109.80/x - Step 3: Cross multiply
303,207.80x = 454,811.70 × 185,109.80 - Step 4: Simplify right side
303,207.80x = 84,190,102,824.66 - Step 5: Solve for x
x = 84,190,102,824.66/303,207.80 - Step 6: Final answer
x = 277,664.70
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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.