Finding the Fourth Proportional to 293,580.75, 405,141.57 and 159,444.75
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Solution
The fourth proportional to 293,580.75, 405,141.57 and 159,444.75 is: 220,033.83
Step by Step Solution
- Step 1: Write the proportion equation
293,580.75 : 405,141.57 = 159,444.75 : x - Step 2: Convert to fraction form
293,580.75/405,141.57 = 159,444.75/x - Step 3: Cross multiply
293,580.75x = 405,141.57 × 159,444.75 - Step 4: Simplify right side
293,580.75x = 64,597,696,343.26 - Step 5: Solve for x
x = 64,597,696,343.26/293,580.75 - Step 6: Final answer
x = 220,033.83
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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.