Finding the Fourth Proportional to 479,194.14, 661,289.76 and 264,331.11
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Solution
The fourth proportional to 479,194.14, 661,289.76 and 264,331.11 is: 364,777.95
Step by Step Solution
- Step 1: Write the proportion equation
479,194.14 : 661,289.76 = 264,331.11 : x - Step 2: Convert to fraction form
479,194.14/661,289.76 = 264,331.11/x - Step 3: Cross multiply
479,194.14x = 661,289.76 × 264,331.11 - Step 4: Simplify right side
479,194.14x = 174,799,456,292.43 - Step 5: Solve for x
x = 174,799,456,292.43/479,194.14 - Step 6: Final answer
x = 364,777.95
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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.