Finding the Fourth Proportional to 298,232.92, 411,425.81 and 177,305.59
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Solution
The fourth proportional to 298,232.92, 411,425.81 and 177,305.59 is: 244,601.09
Step by Step Solution
- Step 1: Write the proportion equation
298,232.92 : 411,425.81 = 177,305.59 : x - Step 2: Convert to fraction form
298,232.92/411,425.81 = 177,305.59/x - Step 3: Cross multiply
298,232.92x = 411,425.81 × 177,305.59 - Step 4: Simplify right side
298,232.92x = 72,948,095,983.28 - Step 5: Solve for x
x = 72,948,095,983.28/298,232.92 - Step 6: Final answer
x = 244,601.09
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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.