Finding the Fourth Proportional to 394,652.62, 591,927.63 and 157,997.62
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Solution
The fourth proportional to 394,652.62, 591,927.63 and 157,997.62 is: 236,975.89
Step by Step Solution
- Step 1: Write the proportion equation
394,652.62 : 591,927.63 = 157,997.62 : x - Step 2: Convert to fraction form
394,652.62/591,927.63 = 157,997.62/x - Step 3: Cross multiply
394,652.62x = 591,927.63 × 157,997.62 - Step 4: Simplify right side
394,652.62x = 93,523,156,752.24 - Step 5: Solve for x
x = 93,523,156,752.24/394,652.62 - Step 6: Final answer
x = 236,975.89
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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.