Finding the Fourth Proportional to 338,400.74, 467,042.01 and 195,132.26
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Solution
The fourth proportional to 338,400.74, 467,042.01 and 195,132.26 is: 269,310.77
Step by Step Solution
- Step 1: Write the proportion equation
338,400.74 : 467,042.01 = 195,132.26 : x - Step 2: Convert to fraction form
338,400.74/467,042.01 = 195,132.26/x - Step 3: Cross multiply
338,400.74x = 467,042.01 × 195,132.26 - Step 4: Simplify right side
338,400.74x = 91,134,962,926.24 - Step 5: Solve for x
x = 91,134,962,926.24/338,400.74 - Step 6: Final answer
x = 269,310.77
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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.