Finding the Fourth Proportional to 452,407.68, 624,323.36 and 248,471.75
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Solution
The fourth proportional to 452,407.68, 624,323.36 and 248,471.75 is: 342,891.44
Step by Step Solution
- Step 1: Write the proportion equation
452,407.68 : 624,323.36 = 248,471.75 : x - Step 2: Convert to fraction form
452,407.68/624,323.36 = 248,471.75/x - Step 3: Cross multiply
452,407.68x = 624,323.36 × 248,471.75 - Step 4: Simplify right side
452,407.68x = 155,126,720,007.07 - Step 5: Solve for x
x = 155,126,720,007.07/452,407.68 - Step 6: Final answer
x = 342,891.44
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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.