Finding the Fourth Proportional to 371,065.19, 512,070.92 and 201,299.31
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Solution
The fourth proportional to 371,065.19, 512,070.92 and 201,299.31 is: 277,793.57
Step by Step Solution
- Step 1: Write the proportion equation
371,065.19 : 512,070.92 = 201,299.31 : x - Step 2: Convert to fraction form
371,065.19/512,070.92 = 201,299.31/x - Step 3: Cross multiply
371,065.19x = 512,070.92 × 201,299.31 - Step 4: Simplify right side
371,065.19x = 103,079,521,860.57 - Step 5: Solve for x
x = 103,079,521,860.57/371,065.19 - Step 6: Final answer
x = 277,793.57
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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.