Finding the Fourth Proportional to 338,743.50, 467,460.63 and 185,785.26
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Solution
The fourth proportional to 338,743.50, 467,460.63 and 185,785.26 is: 256,380.70
Step by Step Solution
- Step 1: Write the proportion equation
338,743.50 : 467,460.63 = 185,785.26 : x - Step 2: Convert to fraction form
338,743.50/467,460.63 = 185,785.26/x - Step 3: Cross multiply
338,743.50x = 467,460.63 × 185,785.26 - Step 4: Simplify right side
338,743.50x = 86,847,294,684.31 - Step 5: Solve for x
x = 86,847,294,684.31/338,743.50 - Step 6: Final answer
x = 256,380.70
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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.