Finding the Fourth Proportional to 338,141.88, 466,634.88 and 194,901.12
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Solution
The fourth proportional to 338,141.88, 466,634.88 and 194,901.12 is: 268,963.02
Step by Step Solution
- Step 1: Write the proportion equation
338,141.88 : 466,634.88 = 194,901.12 : x - Step 2: Convert to fraction form
338,141.88/466,634.88 = 194,901.12/x - Step 3: Cross multiply
338,141.88x = 466,634.88 × 194,901.12 - Step 4: Simplify right side
338,141.88x = 90,947,660,743.07 - Step 5: Solve for x
x = 90,947,660,743.07/338,141.88 - Step 6: Final answer
x = 268,963.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.