Finding the Fourth Proportional to 481,517.70, 722,276.55 and 232,685.70
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Solution
The fourth proportional to 481,517.70, 722,276.55 and 232,685.70 is: 349,028.55
Step by Step Solution
- Step 1: Write the proportion equation
481,517.70 : 722,276.55 = 232,685.70 : x - Step 2: Convert to fraction form
481,517.70/722,276.55 = 232,685.70/x - Step 3: Cross multiply
481,517.70x = 722,276.55 × 232,685.70 - Step 4: Simplify right side
481,517.70x = 168,063,424,630.34 - Step 5: Solve for x
x = 168,063,424,630.34/481,517.70 - Step 6: Final answer
x = 349,028.55
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Similar ratio
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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.