Finding the Fourth Proportional to 314,615.73, 471,662.37 and 124,959.09
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Solution
The fourth proportional to 314,615.73, 471,662.37 and 124,959.09 is: 187,334.88
Step by Step Solution
- Step 1: Write the proportion equation
314,615.73 : 471,662.37 = 124,959.09 : x - Step 2: Convert to fraction form
314,615.73/471,662.37 = 124,959.09/x - Step 3: Cross multiply
314,615.73x = 471,662.37 × 124,959.09 - Step 4: Simplify right side
314,615.73x = 58,938,500,542.44 - Step 5: Solve for x
x = 58,938,500,542.44/314,615.73 - Step 6: Final answer
x = 187,334.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.