Finding the Fourth Proportional to 338,696.68, 467,295.04 and 195,437.92
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Solution
The fourth proportional to 338,696.68, 467,295.04 and 195,437.92 is: 269,642.95
Step by Step Solution
- Step 1: Write the proportion equation
338,696.68 : 467,295.04 = 195,437.92 : x - Step 2: Convert to fraction form
338,696.68/467,295.04 = 195,437.92/x - Step 3: Cross multiply
338,696.68x = 467,295.04 × 195,437.92 - Step 4: Simplify right side
338,696.68x = 91,327,170,643.92 - Step 5: Solve for x
x = 91,327,170,643.92/338,696.68 - Step 6: Final answer
x = 269,642.95
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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.