Finding the Fourth Proportional to 343,367.10, 515,269.35 and 201,212.10
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Solution
The fourth proportional to 343,367.10, 515,269.35 and 201,212.10 is: 301,946.31
Step by Step Solution
- Step 1: Write the proportion equation
343,367.10 : 515,269.35 = 201,212.10 : x - Step 2: Convert to fraction form
343,367.10/515,269.35 = 201,212.10/x - Step 3: Cross multiply
343,367.10x = 515,269.35 × 201,212.10 - Step 4: Simplify right side
343,367.10x = 103,678,427,979.14 - Step 5: Solve for x
x = 103,678,427,979.14/343,367.10 - Step 6: Final answer
x = 301,946.31
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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.