Finding the Fourth Proportional to 725,861.07, 1,001,713.50 and 403,584.75
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Solution
The fourth proportional to 725,861.07, 1,001,713.50 and 403,584.75 is: 556,960.98
Step by Step Solution
- Step 1: Write the proportion equation
725,861.07 : 1,001,713.50 = 403,584.75 : x - Step 2: Convert to fraction form
725,861.07/1,001,713.50 = 403,584.75/x - Step 3: Cross multiply
725,861.07x = 1,001,713.50 × 403,584.75 - Step 4: Simplify right side
725,861.07x = 404,276,292,469.13 - Step 5: Solve for x
x = 404,276,292,469.13/725,861.07 - Step 6: Final answer
x = 556,960.98
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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.