Finding the Fourth Proportional to 350,874.48, 484,206.43 and 189,729.14
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Solution
The fourth proportional to 350,874.48, 484,206.43 and 189,729.14 is: 261,826.02
Step by Step Solution
- Step 1: Write the proportion equation
350,874.48 : 484,206.43 = 189,729.14 : x - Step 2: Convert to fraction form
350,874.48/484,206.43 = 189,729.14/x - Step 3: Cross multiply
350,874.48x = 484,206.43 × 189,729.14 - Step 4: Simplify right side
350,874.48x = 91,868,069,546.37 - Step 5: Solve for x
x = 91,868,069,546.37/350,874.48 - Step 6: Final answer
x = 261,826.02
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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.