Finding the Fourth Proportional to 240,249.62, 331,135.08 and 219,887.66
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Solution
The fourth proportional to 240,249.62, 331,135.08 and 219,887.66 is: 303,070.27
Step by Step Solution
- Step 1: Write the proportion equation
240,249.62 : 331,135.08 = 219,887.66 : x - Step 2: Convert to fraction form
240,249.62/331,135.08 = 219,887.66/x - Step 3: Cross multiply
240,249.62x = 331,135.08 × 219,887.66 - Step 4: Simplify right side
240,249.62x = 72,812,517,885.11 - Step 5: Solve for x
x = 72,812,517,885.11/240,249.62 - Step 6: Final answer
x = 303,070.27
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1.5x scale
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.