Finding the Fourth Proportional to 373,517.38, 515,496.99 and 207,962.02
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Solution
The fourth proportional to 373,517.38, 515,496.99 and 207,962.02 is: 287,011.53
Step by Step Solution
- Step 1: Write the proportion equation
373,517.38 : 515,496.99 = 207,962.02 : x - Step 2: Convert to fraction form
373,517.38/515,496.99 = 207,962.02/x - Step 3: Cross multiply
373,517.38x = 515,496.99 × 207,962.02 - Step 4: Simplify right side
373,517.38x = 107,203,795,344.32 - Step 5: Solve for x
x = 107,203,795,344.32/373,517.38 - Step 6: Final answer
x = 287,011.53
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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.