Finding the Fourth Proportional to 379,088.24, 568,621.42 and 98,605.48
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Solution
The fourth proportional to 379,088.24, 568,621.42 and 98,605.48 is: 147,905.37
Step by Step Solution
- Step 1: Write the proportion equation
379,088.24 : 568,621.42 = 98,605.48 : x - Step 2: Convert to fraction form
379,088.24/568,621.42 = 98,605.48/x - Step 3: Cross multiply
379,088.24x = 568,621.42 × 98,605.48 - Step 4: Simplify right side
379,088.24x = 56,069,188,057.38 - Step 5: Solve for x
x = 56,069,188,057.38/379,088.24 - Step 6: Final answer
x = 147,905.37
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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.