Finding the Fourth Proportional to 437,933.70, 604,245.12 and 246,910.20
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Solution
The fourth proportional to 437,933.70, 604,245.12 and 246,910.20 is: 340,677.79
Step by Step Solution
- Step 1: Write the proportion equation
437,933.70 : 604,245.12 = 246,910.20 : x - Step 2: Convert to fraction form
437,933.70/604,245.12 = 246,910.20/x - Step 3: Cross multiply
437,933.70x = 604,245.12 × 246,910.20 - Step 4: Simplify right side
437,933.70x = 149,194,283,428.22 - Step 5: Solve for x
x = 149,194,283,428.22/437,933.70 - Step 6: Final answer
x = 340,677.79
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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.