Finding the Fourth Proportional to 382,035.92, 527,242.44 and 212,304.08
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Solution
The fourth proportional to 382,035.92, 527,242.44 and 212,304.08 is: 292,997.90
Step by Step Solution
- Step 1: Write the proportion equation
382,035.92 : 527,242.44 = 212,304.08 : x - Step 2: Convert to fraction form
382,035.92/527,242.44 = 212,304.08/x - Step 3: Cross multiply
382,035.92x = 527,242.44 × 212,304.08 - Step 4: Simplify right side
382,035.92x = 111,935,721,161.16 - Step 5: Solve for x
x = 111,935,721,161.16/382,035.92 - Step 6: Final answer
x = 292,997.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.