Finding the Fourth Proportional to 299,796.93, 413,725.20 and 163,836.63
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Solution
The fourth proportional to 299,796.93, 413,725.20 and 163,836.63 is: 226,097.52
Step by Step Solution
- Step 1: Write the proportion equation
299,796.93 : 413,725.20 = 163,836.63 : x - Step 2: Convert to fraction form
299,796.93/413,725.20 = 163,836.63/x - Step 3: Cross multiply
299,796.93x = 413,725.20 × 163,836.63 - Step 4: Simplify right side
299,796.93x = 67,783,342,514.08 - Step 5: Solve for x
x = 67,783,342,514.08/299,796.93 - Step 6: Final answer
x = 226,097.52
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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.