Finding the Fourth Proportional to 522,392.01, 782,538.18 and 272,549.13
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Solution
The fourth proportional to 522,392.01, 782,538.18 and 272,549.13 is: 408,275.96
Step by Step Solution
- Step 1: Write the proportion equation
522,392.01 : 782,538.18 = 272,549.13 : x - Step 2: Convert to fraction form
522,392.01/782,538.18 = 272,549.13/x - Step 3: Cross multiply
522,392.01x = 782,538.18 × 272,549.13 - Step 4: Simplify right side
522,392.01x = 213,280,100,150.78 - Step 5: Solve for x
x = 213,280,100,150.78/522,392.01 - Step 6: Final answer
x = 408,275.96
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1.5x scale
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.