Finding the Fourth Proportional to 456,134.04, 629,446.41 and 252,171.99
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Solution
The fourth proportional to 456,134.04, 629,446.41 and 252,171.99 is: 347,987.08
Step by Step Solution
- Step 1: Write the proportion equation
456,134.04 : 629,446.41 = 252,171.99 : x - Step 2: Convert to fraction form
456,134.04/629,446.41 = 252,171.99/x - Step 3: Cross multiply
456,134.04x = 629,446.41 × 252,171.99 - Step 4: Simplify right side
456,134.04x = 158,728,753,808.06 - Step 5: Solve for x
x = 158,728,753,808.06/456,134.04 - Step 6: Final answer
x = 347,987.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.