Finding the Fourth Proportional to 479,034.28, 661,058.58 and 264,194.20
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Solution
The fourth proportional to 479,034.28, 661,058.58 and 264,194.20 is: 364,583.18
Step by Step Solution
- Step 1: Write the proportion equation
479,034.28 : 661,058.58 = 264,194.20 : x - Step 2: Convert to fraction form
479,034.28/661,058.58 = 264,194.20/x - Step 3: Cross multiply
479,034.28x = 661,058.58 × 264,194.20 - Step 4: Simplify right side
479,034.28x = 174,647,842,696.24 - Step 5: Solve for x
x = 174,647,842,696.24/479,034.28 - Step 6: Final answer
x = 364,583.18
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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.