Finding the Fourth Proportional to 371,996.84, 513,333.84 and 202,229.48
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Solution
The fourth proportional to 371,996.84, 513,333.84 and 202,229.48 is: 279,064.83
Step by Step Solution
- Step 1: Write the proportion equation
371,996.84 : 513,333.84 = 202,229.48 : x - Step 2: Convert to fraction form
371,996.84/513,333.84 = 202,229.48/x - Step 3: Cross multiply
371,996.84x = 513,333.84 × 202,229.48 - Step 4: Simplify right side
371,996.84x = 103,811,235,529.60 - Step 5: Solve for x
x = 103,811,235,529.60/371,996.84 - Step 6: Final answer
x = 279,064.83
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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.