Finding the Fourth Proportional to 758,560.36, 1,046,858.16 and 436,361.80
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Solution
The fourth proportional to 758,560.36, 1,046,858.16 and 436,361.80 is: 602,205.09
Step by Step Solution
- Step 1: Write the proportion equation
758,560.36 : 1,046,858.16 = 436,361.80 : x - Step 2: Convert to fraction form
758,560.36/1,046,858.16 = 436,361.80/x - Step 3: Cross multiply
758,560.36x = 1,046,858.16 × 436,361.80 - Step 4: Simplify right side
758,560.36x = 456,808,911,042.29 - Step 5: Solve for x
x = 456,808,911,042.29/758,560.36 - Step 6: Final answer
x = 602,205.09
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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.