Finding the Fourth Proportional to 474,812.53, 655,239.54 and 270,863.09
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Solution
The fourth proportional to 474,812.53, 655,239.54 and 270,863.09 is: 373,790.06
Step by Step Solution
- Step 1: Write the proportion equation
474,812.53 : 655,239.54 = 270,863.09 : x - Step 2: Convert to fraction form
474,812.53/655,239.54 = 270,863.09/x - Step 3: Cross multiply
474,812.53x = 655,239.54 × 270,863.09 - Step 4: Simplify right side
474,812.53x = 177,480,203,218.38 - Step 5: Solve for x
x = 177,480,203,218.38/474,812.53 - Step 6: Final answer
x = 373,790.06
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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.