Finding the Fourth Proportional to 266,097.80, 399,276.30 and 202,896.20
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Solution
The fourth proportional to 266,097.80, 399,276.30 and 202,896.20 is: 304,443.12
Step by Step Solution
- Step 1: Write the proportion equation
266,097.80 : 399,276.30 = 202,896.20 : x - Step 2: Convert to fraction form
266,097.80/399,276.30 = 202,896.20/x - Step 3: Cross multiply
266,097.80x = 399,276.30 × 202,896.20 - Step 4: Simplify right side
266,097.80x = 81,011,644,020.06 - Step 5: Solve for x
x = 81,011,644,020.06/266,097.80 - Step 6: Final answer
x = 304,443.12
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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.