Finding the Fourth Proportional to 504,552.36, 696,287.70 and 275,107.80
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Solution
The fourth proportional to 504,552.36, 696,287.70 and 275,107.80 is: 379,651.73
Step by Step Solution
- Step 1: Write the proportion equation
504,552.36 : 696,287.70 = 275,107.80 : x - Step 2: Convert to fraction form
504,552.36/696,287.70 = 275,107.80/x - Step 3: Cross multiply
504,552.36x = 696,287.70 × 275,107.80 - Step 4: Simplify right side
504,552.36x = 191,554,177,314.06 - Step 5: Solve for x
x = 191,554,177,314.06/504,552.36 - Step 6: Final answer
x = 379,651.73
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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.