Finding the Fourth Proportional to 371,191.80, 512,246.04 and 201,425.92
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Solution
The fourth proportional to 371,191.80, 512,246.04 and 201,425.92 is: 277,968.51
Step by Step Solution
- Step 1: Write the proportion equation
371,191.80 : 512,246.04 = 201,425.92 : x - Step 2: Convert to fraction form
371,191.80/512,246.04 = 201,425.92/x - Step 3: Cross multiply
371,191.80x = 512,246.04 × 201,425.92 - Step 4: Simplify right side
371,191.80x = 103,179,629,873.36 - Step 5: Solve for x
x = 103,179,629,873.36/371,191.80 - Step 6: Final answer
x = 277,968.51
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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.