Finding the Fourth Proportional to 227,739.40, 341,609.10 and 153,089.80
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Solution
The fourth proportional to 227,739.40, 341,609.10 and 153,089.80 is: 229,634.70
Step by Step Solution
- Step 1: Write the proportion equation
227,739.40 : 341,609.10 = 153,089.80 : x - Step 2: Convert to fraction form
227,739.40/341,609.10 = 153,089.80/x - Step 3: Cross multiply
227,739.40x = 341,609.10 × 153,089.80 - Step 4: Simplify right side
227,739.40x = 52,296,868,797.18 - Step 5: Solve for x
x = 52,296,868,797.18/227,739.40 - Step 6: Final answer
x = 229,634.70
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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.