Finding the Fourth Proportional to 269,014.70, 403,910.85 and 202,918.70
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Solution
The fourth proportional to 269,014.70, 403,910.85 and 202,918.70 is: 304,671.32
Step by Step Solution
- Step 1: Write the proportion equation
269,014.70 : 403,910.85 = 202,918.70 : x - Step 2: Convert to fraction form
269,014.70/403,910.85 = 202,918.70/x - Step 3: Cross multiply
269,014.70x = 403,910.85 × 202,918.70 - Step 4: Simplify right side
269,014.70x = 81,961,064,597.90 - Step 5: Solve for x
x = 81,961,064,597.90/269,014.70 - Step 6: Final answer
x = 304,671.32
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1.5x scale
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.