Finding the Fourth Proportional to 282,884.75, 424,236.33 and 93,302.49
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Solution
The fourth proportional to 282,884.75, 424,236.33 and 93,302.49 is: 139,923.79
Step by Step Solution
- Step 1: Write the proportion equation
282,884.75 : 424,236.33 = 93,302.49 : x - Step 2: Convert to fraction form
282,884.75/424,236.33 = 93,302.49/x - Step 3: Cross multiply
282,884.75x = 424,236.33 × 93,302.49 - Step 4: Simplify right side
282,884.75x = 39,582,305,937.46 - Step 5: Solve for x
x = 39,582,305,937.46/282,884.75 - Step 6: Final answer
x = 139,923.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.