Finding the Fourth Proportional to 350,660.80, 525,991.20 and 173,195.20
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Solution
The fourth proportional to 350,660.80, 525,991.20 and 173,195.20 is: 259,792.80
Step by Step Solution
- Step 1: Write the proportion equation
350,660.80 : 525,991.20 = 173,195.20 : x - Step 2: Convert to fraction form
350,660.80/525,991.20 = 173,195.20/x - Step 3: Cross multiply
350,660.80x = 525,991.20 × 173,195.20 - Step 4: Simplify right side
350,660.80x = 91,099,151,082.24 - Step 5: Solve for x
x = 91,099,151,082.24/350,660.80 - Step 6: Final answer
x = 259,792.80
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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.