Finding the Fourth Proportional to 826,388.24, 1,239,419.16 and 227,194.88
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Solution
The fourth proportional to 826,388.24, 1,239,419.16 and 227,194.88 is: 340,747.45
Step by Step Solution
- Step 1: Write the proportion equation
826,388.24 : 1,239,419.16 = 227,194.88 : x - Step 2: Convert to fraction form
826,388.24/1,239,419.16 = 227,194.88/x - Step 3: Cross multiply
826,388.24x = 1,239,419.16 × 227,194.88 - Step 4: Simplify right side
826,388.24x = 281,589,687,325.90 - Step 5: Solve for x
x = 281,589,687,325.90/826,388.24 - Step 6: Final answer
x = 340,747.45
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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.