Finding the Fourth Proportional to 343,193.02, 514,628.17 and 126,902.31
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Solution
The fourth proportional to 343,193.02, 514,628.17 and 126,902.31 is: 190,293.79
Step by Step Solution
- Step 1: Write the proportion equation
343,193.02 : 514,628.17 = 126,902.31 : x - Step 2: Convert to fraction form
343,193.02/514,628.17 = 126,902.31/x - Step 3: Cross multiply
343,193.02x = 514,628.17 × 126,902.31 - Step 4: Simplify right side
343,193.02x = 65,307,501,316.96 - Step 5: Solve for x
x = 65,307,501,316.96/343,193.02 - Step 6: Final answer
x = 190,293.79
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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.