Finding the Fourth Proportional to 522,512.71, 721,220.63 and 341,252.80
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Solution
The fourth proportional to 522,512.71, 721,220.63 and 341,252.80 is: 471,028.84
Step by Step Solution
- Step 1: Write the proportion equation
522,512.71 : 721,220.63 = 341,252.80 : x - Step 2: Convert to fraction form
522,512.71/721,220.63 = 341,252.80/x - Step 3: Cross multiply
522,512.71x = 721,220.63 × 341,252.80 - Step 4: Simplify right side
522,512.71x = 246,118,555,895.95 - Step 5: Solve for x
x = 246,118,555,895.95/522,512.71 - Step 6: Final answer
x = 471,028.84
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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.