Finding the Fourth Proportional to 299,166.02, 448,832.06 and 166,139.70
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Solution
The fourth proportional to 299,166.02, 448,832.06 and 166,139.70 is: 249,255.65
Step by Step Solution
- Step 1: Write the proportion equation
299,166.02 : 448,832.06 = 166,139.70 : x - Step 2: Convert to fraction form
299,166.02/448,832.06 = 166,139.70/x - Step 3: Cross multiply
299,166.02x = 448,832.06 × 166,139.70 - Step 4: Simplify right side
299,166.02x = 74,568,821,907.99 - Step 5: Solve for x
x = 74,568,821,907.99/299,166.02 - Step 6: Final answer
x = 249,255.65
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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.