Finding the Fourth Proportional to 269,542.84, 403,649.92 and 169,454.80
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Solution
The fourth proportional to 269,542.84, 403,649.92 and 169,454.80 is: 253,764.55
Step by Step Solution
- Step 1: Write the proportion equation
269,542.84 : 403,649.92 = 169,454.80 : x - Step 2: Convert to fraction form
269,542.84/403,649.92 = 169,454.80/x - Step 3: Cross multiply
269,542.84x = 403,649.92 × 169,454.80 - Step 4: Simplify right side
269,542.84x = 68,400,416,463.62 - Step 5: Solve for x
x = 68,400,416,463.62/269,542.84 - Step 6: Final answer
x = 253,764.55
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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.