Finding the Fourth Proportional to 328,219.26, 452,768.97 and 226,069.03
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Solution
The fourth proportional to 328,219.26, 452,768.97 and 226,069.03 is: 311,855.68
Step by Step Solution
- Step 1: Write the proportion equation
328,219.26 : 452,768.97 = 226,069.03 : x - Step 2: Convert to fraction form
328,219.26/452,768.97 = 226,069.03/x - Step 3: Cross multiply
328,219.26x = 452,768.97 × 226,069.03 - Step 4: Simplify right side
328,219.26x = 102,357,041,862.00 - Step 5: Solve for x
x = 102,357,041,862.00/328,219.26 - Step 6: Final answer
x = 311,855.68
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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.