Finding the Fourth Proportional to 284,574.18, 426,877.98 and 107,082.73
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Solution
The fourth proportional to 284,574.18, 426,877.98 and 107,082.73 is: 160,630.38
Step by Step Solution
- Step 1: Write the proportion equation
284,574.18 : 426,877.98 = 107,082.73 : x - Step 2: Convert to fraction form
284,574.18/426,877.98 = 107,082.73/x - Step 3: Cross multiply
284,574.18x = 426,877.98 × 107,082.73 - Step 4: Simplify right side
284,574.18x = 45,711,258,006.53 - Step 5: Solve for x
x = 45,711,258,006.53/284,574.18 - Step 6: Final answer
x = 160,630.38
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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.