Finding the Fourth Proportional to 675,918.63, 932,782.29 and 374,112.63
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Solution
The fourth proportional to 675,918.63, 932,782.29 and 374,112.63 is: 516,283.50
Step by Step Solution
- Step 1: Write the proportion equation
675,918.63 : 932,782.29 = 374,112.63 : x - Step 2: Convert to fraction form
675,918.63/932,782.29 = 374,112.63/x - Step 3: Cross multiply
675,918.63x = 932,782.29 × 374,112.63 - Step 4: Simplify right side
675,918.63x = 348,965,635,729.32 - Step 5: Solve for x
x = 348,965,635,729.32/675,918.63 - Step 6: Final answer
x = 516,283.50
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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.