Finding the Fourth Proportional to 274,455.97, 411,929.98 and 229,757.11
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Solution
The fourth proportional to 274,455.97, 411,929.98 and 229,757.11 is: 344,841.62
Step by Step Solution
- Step 1: Write the proportion equation
274,455.97 : 411,929.98 = 229,757.11 : x - Step 2: Convert to fraction form
274,455.97/411,929.98 = 229,757.11/x - Step 3: Cross multiply
274,455.97x = 411,929.98 × 229,757.11 - Step 4: Simplify right side
274,455.97x = 94,643,840,769.13 - Step 5: Solve for x
x = 94,643,840,769.13/274,455.97 - Step 6: Final answer
x = 344,841.62
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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.