Finding the Fourth Proportional to 413,828.60, 621,177.26 and 366,744.92
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Solution
The fourth proportional to 413,828.60, 621,177.26 and 366,744.92 is: 550,502.32
Step by Step Solution
- Step 1: Write the proportion equation
413,828.60 : 621,177.26 = 366,744.92 : x - Step 2: Convert to fraction form
413,828.60/621,177.26 = 366,744.92/x - Step 3: Cross multiply
413,828.60x = 621,177.26 × 366,744.92 - Step 4: Simplify right side
413,828.60x = 227,813,599,584.91 - Step 5: Solve for x
x = 227,813,599,584.91/413,828.60 - Step 6: Final answer
x = 550,502.32
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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.