Finding the Fourth Proportional to 355,265.97, 531,944.01 and 270,622.92
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Solution
The fourth proportional to 355,265.97, 531,944.01 and 270,622.92 is: 405,206.95
Step by Step Solution
- Step 1: Write the proportion equation
355,265.97 : 531,944.01 = 270,622.92 : x - Step 2: Convert to fraction form
355,265.97/531,944.01 = 270,622.92/x - Step 3: Cross multiply
355,265.97x = 531,944.01 × 270,622.92 - Step 4: Simplify right side
355,265.97x = 143,956,238,602.99 - Step 5: Solve for x
x = 143,956,238,602.99/355,265.97 - Step 6: Final answer
x = 405,206.95
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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.