Finding the Fourth Proportional to 818,114.18, 1,226,760.60 and 476,668.14
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Solution
The fourth proportional to 818,114.18, 1,226,760.60 and 476,668.14 is: 714,762.94
Step by Step Solution
- Step 1: Write the proportion equation
818,114.18 : 1,226,760.60 = 476,668.14 : x - Step 2: Convert to fraction form
818,114.18/1,226,760.60 = 476,668.14/x - Step 3: Cross multiply
818,114.18x = 1,226,760.60 × 476,668.14 - Step 4: Simplify right side
818,114.18x = 584,757,693,427.28 - Step 5: Solve for x
x = 584,757,693,427.28/818,114.18 - Step 6: Final answer
x = 714,762.94
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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.