Finding the Fourth Proportional to 311,824.08, 467,911.49 and 169,679.68
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Solution
The fourth proportional to 311,824.08, 467,911.49 and 169,679.68 is: 254,614.94
Step by Step Solution
- Step 1: Write the proportion equation
311,824.08 : 467,911.49 = 169,679.68 : x - Step 2: Convert to fraction form
311,824.08/467,911.49 = 169,679.68/x - Step 3: Cross multiply
311,824.08x = 467,911.49 × 169,679.68 - Step 4: Simplify right side
311,824.08x = 79,395,069,873.35 - Step 5: Solve for x
x = 79,395,069,873.35/311,824.08 - Step 6: Final answer
x = 254,614.94
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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.