Finding the Fourth Proportional to 338,425.19, 466,967.58 and 193,164.65
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Solution
The fourth proportional to 338,425.19, 466,967.58 and 193,164.65 is: 266,533.43
Step by Step Solution
- Step 1: Write the proportion equation
338,425.19 : 466,967.58 = 193,164.65 : x - Step 2: Convert to fraction form
338,425.19/466,967.58 = 193,164.65/x - Step 3: Cross multiply
338,425.19x = 466,967.58 × 193,164.65 - Step 4: Simplify right side
338,425.19x = 90,201,627,843.97 - Step 5: Solve for x
x = 90,201,627,843.97/338,425.19 - Step 6: Final answer
x = 266,533.43
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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.