Finding the Fourth Proportional to 342,043.91, 513,176.60 and 164,527.82
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Solution
The fourth proportional to 342,043.91, 513,176.60 and 164,527.82 is: 246,844.99
Step by Step Solution
- Step 1: Write the proportion equation
342,043.91 : 513,176.60 = 164,527.82 : x - Step 2: Convert to fraction form
342,043.91/513,176.60 = 164,527.82/x - Step 3: Cross multiply
342,043.91x = 513,176.60 × 164,527.82 - Step 4: Simplify right side
342,043.91x = 84,431,825,118.45 - Step 5: Solve for x
x = 84,431,825,118.45/342,043.91 - Step 6: Final answer
x = 246,844.99
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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.