Finding the Fourth Proportional to 296,003.08, 408,532.49 and 220,026.70
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Solution
The fourth proportional to 296,003.08, 408,532.49 and 220,026.70 is: 303,672.70
Step by Step Solution
- Step 1: Write the proportion equation
296,003.08 : 408,532.49 = 220,026.70 : x - Step 2: Convert to fraction form
296,003.08/408,532.49 = 220,026.70/x - Step 3: Cross multiply
296,003.08x = 408,532.49 × 220,026.70 - Step 4: Simplify right side
296,003.08x = 89,888,055,617.48 - Step 5: Solve for x
x = 89,888,055,617.48/296,003.08 - Step 6: Final answer
x = 303,672.70
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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.