Finding the Fourth Proportional to 340,832.88, 511,476.84 and 119,216.88
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Solution
The fourth proportional to 340,832.88, 511,476.84 and 119,216.88 is: 178,904.90
Step by Step Solution
- Step 1: Write the proportion equation
340,832.88 : 511,476.84 = 119,216.88 : x - Step 2: Convert to fraction form
340,832.88/511,476.84 = 119,216.88/x - Step 3: Cross multiply
340,832.88x = 511,476.84 × 119,216.88 - Step 4: Simplify right side
340,832.88x = 60,976,673,057.06 - Step 5: Solve for x
x = 60,976,673,057.06/340,832.88 - Step 6: Final answer
x = 178,904.90
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1.5x scale
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.