Finding the Fourth Proportional to 450,880.36, 622,208.96 and 257,283.48
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Solution
The fourth proportional to 450,880.36, 622,208.96 and 257,283.48 is: 355,047.81
Step by Step Solution
- Step 1: Write the proportion equation
450,880.36 : 622,208.96 = 257,283.48 : x - Step 2: Convert to fraction form
450,880.36/622,208.96 = 257,283.48/x - Step 3: Cross multiply
450,880.36x = 622,208.96 × 257,283.48 - Step 4: Simplify right side
450,880.36x = 160,084,086,515.98 - Step 5: Solve for x
x = 160,084,086,515.98/450,880.36 - Step 6: Final answer
x = 355,047.81
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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.