Finding the Fourth Proportional to 299,028.14, 448,465.79 and 88,616.96
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Solution
The fourth proportional to 299,028.14, 448,465.79 and 88,616.96 is: 132,902.79
Step by Step Solution
- Step 1: Write the proportion equation
299,028.14 : 448,465.79 = 88,616.96 : x - Step 2: Convert to fraction form
299,028.14/448,465.79 = 88,616.96/x - Step 3: Cross multiply
299,028.14x = 448,465.79 × 88,616.96 - Step 4: Simplify right side
299,028.14x = 39,741,672,953.01 - Step 5: Solve for x
x = 39,741,672,953.01/299,028.14 - Step 6: Final answer
x = 132,902.79
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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.