Finding the Fourth Proportional to 527,370.63, 727,771.62 and 285,652.46
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Solution
The fourth proportional to 527,370.63, 727,771.62 and 285,652.46 is: 394,200.48
Step by Step Solution
- Step 1: Write the proportion equation
527,370.63 : 727,771.62 = 285,652.46 : x - Step 2: Convert to fraction form
527,370.63/727,771.62 = 285,652.46/x - Step 3: Cross multiply
527,370.63x = 727,771.62 × 285,652.46 - Step 4: Simplify right side
527,370.63x = 207,889,753,571.19 - Step 5: Solve for x
x = 207,889,753,571.19/527,370.63 - Step 6: Final answer
x = 394,200.48
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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.