Finding the Fourth Proportional to 220,319.94, 304,043.44 and 119,717.94
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Solution
The fourth proportional to 220,319.94, 304,043.44 and 119,717.94 is: 165,211.80
Step by Step Solution
- Step 1: Write the proportion equation
220,319.94 : 304,043.44 = 119,717.94 : x - Step 2: Convert to fraction form
220,319.94/304,043.44 = 119,717.94/x - Step 3: Cross multiply
220,319.94x = 304,043.44 × 119,717.94 - Step 4: Simplify right side
220,319.94x = 36,399,454,307.31 - Step 5: Solve for x
x = 36,399,454,307.31/220,319.94 - Step 6: Final answer
x = 165,211.80
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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.