Finding the Fourth Proportional to 303,478.92, 454,961.34 and 125,875.08
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Solution
The fourth proportional to 303,478.92, 454,961.34 and 125,875.08 is: 188,706.01
Step by Step Solution
- Step 1: Write the proportion equation
303,478.92 : 454,961.34 = 125,875.08 : x - Step 2: Convert to fraction form
303,478.92/454,961.34 = 125,875.08/x - Step 3: Cross multiply
303,478.92x = 454,961.34 × 125,875.08 - Step 4: Simplify right side
303,478.92x = 57,268,295,069.41 - Step 5: Solve for x
x = 57,268,295,069.41/303,478.92 - Step 6: Final answer
x = 188,706.01
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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.