Finding the Fourth Proportional to 376,649.15, 564,974.66 and 92,340.97
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Solution
The fourth proportional to 376,649.15, 564,974.66 and 92,340.97 is: 138,511.68
Step by Step Solution
- Step 1: Write the proportion equation
376,649.15 : 564,974.66 = 92,340.97 : x - Step 2: Convert to fraction form
376,649.15/564,974.66 = 92,340.97/x - Step 3: Cross multiply
376,649.15x = 564,974.66 × 92,340.97 - Step 4: Simplify right side
376,649.15x = 52,170,306,948.24 - Step 5: Solve for x
x = 52,170,306,948.24/376,649.15 - Step 6: Final answer
x = 138,511.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.