Finding the Fourth Proportional to 295,811.09, 408,219.15 and 159,845.00
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Solution
The fourth proportional to 295,811.09, 408,219.15 and 159,845.00 is: 220,586.02
Step by Step Solution
- Step 1: Write the proportion equation
295,811.09 : 408,219.15 = 159,845.00 : x - Step 2: Convert to fraction form
295,811.09/408,219.15 = 159,845.00/x - Step 3: Cross multiply
295,811.09x = 408,219.15 × 159,845.00 - Step 4: Simplify right side
295,811.09x = 65,251,791,052.30 - Step 5: Solve for x
x = 65,251,791,052.30/295,811.09 - Step 6: Final answer
x = 220,586.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.