Finding the Fourth Proportional to 343,805.28, 515,813.49 and 164,119.98
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Solution
The fourth proportional to 343,805.28, 515,813.49 and 164,119.98 is: 246,230.37
Step by Step Solution
- Step 1: Write the proportion equation
343,805.28 : 515,813.49 = 164,119.98 : x - Step 2: Convert to fraction form
343,805.28/515,813.49 = 164,119.98/x - Step 3: Cross multiply
343,805.28x = 515,813.49 × 164,119.98 - Step 4: Simplify right side
343,805.28x = 84,655,299,662.53 - Step 5: Solve for x
x = 84,655,299,662.53/343,805.28 - Step 6: Final answer
x = 246,230.37
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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.