Finding the Fourth Proportional to 247,601.56, 341,689.20 and 134,424.28
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Solution
The fourth proportional to 247,601.56, 341,689.20 and 134,424.28 is: 185,504.99
Step by Step Solution
- Step 1: Write the proportion equation
247,601.56 : 341,689.20 = 134,424.28 : x - Step 2: Convert to fraction form
247,601.56/341,689.20 = 134,424.28/x - Step 3: Cross multiply
247,601.56x = 341,689.20 × 134,424.28 - Step 4: Simplify right side
247,601.56x = 45,931,324,693.78 - Step 5: Solve for x
x = 45,931,324,693.78/247,601.56 - Step 6: Final answer
x = 185,504.99
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1.5x scale
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.