Finding the Fourth Proportional to 394,402.53, 591,393.30 and 204,671.87
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Solution
The fourth proportional to 394,402.53, 591,393.30 and 204,671.87 is: 306,898.56
Step by Step Solution
- Step 1: Write the proportion equation
394,402.53 : 591,393.30 = 204,671.87 : x - Step 2: Convert to fraction form
394,402.53/591,393.30 = 204,671.87/x - Step 3: Cross multiply
394,402.53x = 591,393.30 × 204,671.87 - Step 4: Simplify right side
394,402.53x = 121,041,569,659.51 - Step 5: Solve for x
x = 121,041,569,659.51/394,402.53 - Step 6: Final answer
x = 306,898.56
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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.