Finding the Fourth Proportional to 247,116.42, 370,676.60 and 161,799.20
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Solution
The fourth proportional to 247,116.42, 370,676.60 and 161,799.20 is: 242,700.09
Step by Step Solution
- Step 1: Write the proportion equation
247,116.42 : 370,676.60 = 161,799.20 : x - Step 2: Convert to fraction form
247,116.42/370,676.60 = 161,799.20/x - Step 3: Cross multiply
247,116.42x = 370,676.60 × 161,799.20 - Step 4: Simplify right side
247,116.42x = 59,975,176,540.72 - Step 5: Solve for x
x = 59,975,176,540.72/247,116.42 - Step 6: Final answer
x = 242,700.09
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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.