Finding the Fourth Proportional to 499,331.49, 749,185.97 and 299,791.01
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Solution
The fourth proportional to 499,331.49, 749,185.97 and 299,791.01 is: 449,799.82
Step by Step Solution
- Step 1: Write the proportion equation
499,331.49 : 749,185.97 = 299,791.01 : x - Step 2: Convert to fraction form
499,331.49/749,185.97 = 299,791.01/x - Step 3: Cross multiply
499,331.49x = 749,185.97 × 299,791.01 - Step 4: Simplify right side
499,331.49x = 224,599,213,379.25 - Step 5: Solve for x
x = 224,599,213,379.25/499,331.49 - Step 6: Final answer
x = 449,799.82
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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.