Finding the Fourth Proportional to 672,201.18, 927,633.06 and 370,395.18
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Solution
The fourth proportional to 672,201.18, 927,633.06 and 370,395.18 is: 511,142.83
Step by Step Solution
- Step 1: Write the proportion equation
672,201.18 : 927,633.06 = 370,395.18 : x - Step 2: Convert to fraction form
672,201.18/927,633.06 = 370,395.18/x - Step 3: Cross multiply
672,201.18x = 927,633.06 × 370,395.18 - Step 4: Simplify right side
672,201.18x = 343,590,814,232.65 - Step 5: Solve for x
x = 343,590,814,232.65/672,201.18 - Step 6: Final answer
x = 511,142.83
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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.