Finding the Fourth Proportional to 352,276.50, 486,141.60 and 201,376.74
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Solution
The fourth proportional to 352,276.50, 486,141.60 and 201,376.74 is: 277,899.92
Step by Step Solution
- Step 1: Write the proportion equation
352,276.50 : 486,141.60 = 201,376.74 : x - Step 2: Convert to fraction form
352,276.50/486,141.60 = 201,376.74/x - Step 3: Cross multiply
352,276.50x = 486,141.60 × 201,376.74 - Step 4: Simplify right side
352,276.50x = 97,897,610,586.38 - Step 5: Solve for x
x = 97,897,610,586.38/352,276.50 - Step 6: Final answer
x = 277,899.92
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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.