Finding the Fourth Proportional to 298,936.20, 448,306.74 and 99,202.94
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Solution
The fourth proportional to 298,936.20, 448,306.74 and 99,202.94 is: 148,772.03
Step by Step Solution
- Step 1: Write the proportion equation
298,936.20 : 448,306.74 = 99,202.94 : x - Step 2: Convert to fraction form
298,936.20/448,306.74 = 99,202.94/x - Step 3: Cross multiply
298,936.20x = 448,306.74 × 99,202.94 - Step 4: Simplify right side
298,936.20x = 44,473,346,629.82 - Step 5: Solve for x
x = 44,473,346,629.82/298,936.20 - Step 6: Final answer
x = 148,772.03
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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.