Finding the Fourth Proportional to 201,946.40, 282,172 and 201,946.40
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Solution
The fourth proportional to 201,946.40, 282,172 and 201,946.40 is: 282,172
Step by Step Solution
- Step 1: Write the proportion equation
201,946.40 : 282,172 = 201,946.40 : x - Step 2: Convert to fraction form
201,946.40/282,172 = 201,946.40/x - Step 3: Cross multiply
201,946.40x = 282,172 × 201,946.40 - Step 4: Simplify right side
201,946.40x = 56,983,619,580.80 - Step 5: Solve for x
x = 56,983,619,580.80/201,946.40 - Step 6: Final answer
x = 282,172
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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.