Finding the Fourth Proportional to 202,986.80, 284,803.60 and 202,986.80
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Solution
The fourth proportional to 202,986.80, 284,803.60 and 202,986.80 is: 284,803.60
Step by Step Solution
- Step 1: Write the proportion equation
202,986.80 : 284,803.60 = 202,986.80 : x - Step 2: Convert to fraction form
202,986.80/284,803.60 = 202,986.80/x - Step 3: Cross multiply
202,986.80x = 284,803.60 × 202,986.80 - Step 4: Simplify right side
202,986.80x = 57,811,371,392.48 - Step 5: Solve for x
x = 57,811,371,392.48/202,986.80 - Step 6: Final answer
x = 284,803.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.