Finding the Fourth Proportional to 296,004.08, 408,533.87 and 220,027.70
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Solution
The fourth proportional to 296,004.08, 408,533.87 and 220,027.70 is: 303,674.08
Step by Step Solution
- Step 1: Write the proportion equation
296,004.08 : 408,533.87 = 220,027.70 : x - Step 2: Convert to fraction form
296,004.08/408,533.87 = 220,027.70/x - Step 3: Cross multiply
296,004.08x = 408,533.87 × 220,027.70 - Step 4: Simplify right side
296,004.08x = 89,888,767,788.20 - Step 5: Solve for x
x = 89,888,767,788.20/296,004.08 - Step 6: Final answer
x = 303,674.08
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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.