Finding the Fourth Proportional to 306,053.01, 422,344.62 and 170,083.44
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Solution
The fourth proportional to 306,053.01, 422,344.62 and 170,083.44 is: 234,710.40
Step by Step Solution
- Step 1: Write the proportion equation
306,053.01 : 422,344.62 = 170,083.44 : x - Step 2: Convert to fraction form
306,053.01/422,344.62 = 170,083.44/x - Step 3: Cross multiply
306,053.01x = 422,344.62 × 170,083.44 - Step 4: Simplify right side
306,053.01x = 71,833,825,835.09 - Step 5: Solve for x
x = 71,833,825,835.09/306,053.01 - Step 6: Final answer
x = 234,710.40
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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.