Finding the Fourth Proportional to 306,044.97, 422,333.62 and 170,075.44
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Solution
The fourth proportional to 306,044.97, 422,333.62 and 170,075.44 is: 234,699.42
Step by Step Solution
- Step 1: Write the proportion equation
306,044.97 : 422,333.62 = 170,075.44 : x - Step 2: Convert to fraction form
306,044.97/422,333.62 = 170,075.44/x - Step 3: Cross multiply
306,044.97x = 422,333.62 × 170,075.44 - Step 4: Simplify right side
306,044.97x = 71,828,576,248.29 - Step 5: Solve for x
x = 71,828,576,248.29/306,044.97 - Step 6: Final answer
x = 234,699.42
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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.