Finding the Fourth Proportional to 285,923.62, 394,587.48 and 158,599.18
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Solution
The fourth proportional to 285,923.62, 394,587.48 and 158,599.18 is: 218,874.02
Step by Step Solution
- Step 1: Write the proportion equation
285,923.62 : 394,587.48 = 158,599.18 : x - Step 2: Convert to fraction form
285,923.62/394,587.48 = 158,599.18/x - Step 3: Cross multiply
285,923.62x = 394,587.48 × 158,599.18 - Step 4: Simplify right side
285,923.62x = 62,581,250,766.27 - Step 5: Solve for x
x = 62,581,250,766.27/285,923.62 - Step 6: Final answer
x = 218,874.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.