Finding the Fourth Proportional to 227,536.60, 341,304.90 and 138,963.10
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Solution
The fourth proportional to 227,536.60, 341,304.90 and 138,963.10 is: 208,444.65
Step by Step Solution
- Step 1: Write the proportion equation
227,536.60 : 341,304.90 = 138,963.10 : x - Step 2: Convert to fraction form
227,536.60/341,304.90 = 138,963.10/x - Step 3: Cross multiply
227,536.60x = 341,304.90 × 138,963.10 - Step 4: Simplify right side
227,536.60x = 47,428,786,949.19 - Step 5: Solve for x
x = 47,428,786,949.19/227,536.60 - Step 6: Final answer
x = 208,444.65
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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.