Finding the Fourth Proportional to 362,194.12, 499,850.49 and 209,238.74
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Solution
The fourth proportional to 362,194.12, 499,850.49 and 209,238.74 is: 288,762.52
Step by Step Solution
- Step 1: Write the proportion equation
362,194.12 : 499,850.49 = 209,238.74 : x - Step 2: Convert to fraction form
362,194.12/499,850.49 = 209,238.74/x - Step 3: Cross multiply
362,194.12x = 499,850.49 × 209,238.74 - Step 4: Simplify right side
362,194.12x = 104,588,086,715.98 - Step 5: Solve for x
x = 104,588,086,715.98/362,194.12 - Step 6: Final answer
x = 288,762.52
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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.