Finding the Fourth Proportional to 775,490.00, 1,163,235.42 and 354,470.63
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Solution
The fourth proportional to 775,490.00, 1,163,235.42 and 354,470.63 is: 531,706.13
Step by Step Solution
- Step 1: Write the proportion equation
775,490.00 : 1,163,235.42 = 354,470.63 : x - Step 2: Convert to fraction form
775,490.00/1,163,235.42 = 354,470.63/x - Step 3: Cross multiply
775,490.00x = 1,163,235.42 × 354,470.63 - Step 4: Simplify right side
775,490.00x = 412,332,786,349.54 - Step 5: Solve for x
x = 412,332,786,349.54/775,490.00 - Step 6: Final answer
x = 531,706.13
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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.