Finding the Fourth Proportional to 394,260.60, 591,326.19 and 109,970.49
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Solution
The fourth proportional to 394,260.60, 591,326.19 and 109,970.49 is: 164,937.69
Step by Step Solution
- Step 1: Write the proportion equation
394,260.60 : 591,326.19 = 109,970.49 : x - Step 2: Convert to fraction form
394,260.60/591,326.19 = 109,970.49/x - Step 3: Cross multiply
394,260.60x = 591,326.19 × 109,970.49 - Step 4: Simplify right side
394,260.60x = 65,028,430,864.13 - Step 5: Solve for x
x = 65,028,430,864.13/394,260.60 - Step 6: Final answer
x = 164,937.69
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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.