Finding the Fourth Proportional to 232,128.68, 318,251.36 and 227,929.64
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Solution
The fourth proportional to 232,128.68, 318,251.36 and 227,929.64 is: 312,494.42
Step by Step Solution
- Step 1: Write the proportion equation
232,128.68 : 318,251.36 = 227,929.64 : x - Step 2: Convert to fraction form
232,128.68/318,251.36 = 227,929.64/x - Step 3: Cross multiply
232,128.68x = 318,251.36 × 227,929.64 - Step 4: Simplify right side
232,128.68x = 72,538,917,914.31 - Step 5: Solve for x
x = 72,538,917,914.31/232,128.68 - Step 6: Final answer
x = 312,494.42
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.