Finding the Fourth Proportional to 304,207.52, 456,276.41 and 79,589.63
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Solution
The fourth proportional to 304,207.52, 456,276.41 and 79,589.63 is: 119,375.32
Step by Step Solution
- Step 1: Write the proportion equation
304,207.52 : 456,276.41 = 79,589.63 : x - Step 2: Convert to fraction form
304,207.52/456,276.41 = 79,589.63/x - Step 3: Cross multiply
304,207.52x = 456,276.41 × 79,589.63 - Step 4: Simplify right side
304,207.52x = 36,314,870,649.63 - Step 5: Solve for x
x = 36,314,870,649.63/304,207.52 - Step 6: Final answer
x = 119,375.32
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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.