Finding the Fourth Proportional to 343,191.20, 514,546.80 and 202,877.60
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Solution
The fourth proportional to 343,191.20, 514,546.80 and 202,877.60 is: 304,174.52
Step by Step Solution
- Step 1: Write the proportion equation
343,191.20 : 514,546.80 = 202,877.60 : x - Step 2: Convert to fraction form
343,191.20/514,546.80 = 202,877.60/x - Step 3: Cross multiply
343,191.20x = 514,546.80 × 202,877.60 - Step 4: Simplify right side
343,191.20x = 104,390,019,871.68 - Step 5: Solve for x
x = 104,390,019,871.68/343,191.20 - Step 6: Final answer
x = 304,174.52
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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.