Finding the Fourth Proportional to 814,537.02, 1,221,314.49 and 365,176.62
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Solution
The fourth proportional to 814,537.02, 1,221,314.49 and 365,176.62 is: 547,544.78
Step by Step Solution
- Step 1: Write the proportion equation
814,537.02 : 1,221,314.49 = 365,176.62 : x - Step 2: Convert to fraction form
814,537.02/1,221,314.49 = 365,176.62/x - Step 3: Cross multiply
814,537.02x = 1,221,314.49 × 365,176.62 - Step 4: Simplify right side
814,537.02x = 445,995,497,415.22 - Step 5: Solve for x
x = 445,995,497,415.22/814,537.02 - Step 6: Final answer
x = 547,544.78
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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.