Finding the Fourth Proportional to 343,724.76, 515,464.11 and 119,024.87
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Solution
The fourth proportional to 343,724.76, 515,464.11 and 119,024.87 is: 178,494.69
Step by Step Solution
- Step 1: Write the proportion equation
343,724.76 : 515,464.11 = 119,024.87 : x - Step 2: Convert to fraction form
343,724.76/515,464.11 = 119,024.87/x - Step 3: Cross multiply
343,724.76x = 515,464.11 × 119,024.87 - Step 4: Simplify right side
343,724.76x = 61,353,046,105.10 - Step 5: Solve for x
x = 61,353,046,105.10/343,724.76 - Step 6: Final answer
x = 178,494.69
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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.