Finding the Fourth Proportional to 265,714.55, 366,659.49 and 149,415.69
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Solution
The fourth proportional to 265,714.55, 366,659.49 and 149,415.69 is: 206,178.70
Step by Step Solution
- Step 1: Write the proportion equation
265,714.55 : 366,659.49 = 149,415.69 : x - Step 2: Convert to fraction form
265,714.55/366,659.49 = 149,415.69/x - Step 3: Cross multiply
265,714.55x = 366,659.49 × 149,415.69 - Step 4: Simplify right side
265,714.55x = 54,784,680,693.40 - Step 5: Solve for x
x = 54,784,680,693.40/265,714.55 - Step 6: Final answer
x = 206,178.70
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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.