Finding the Fourth Proportional to 350,174.84, 483,236.12 and 197,213.31
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Solution
The fourth proportional to 350,174.84, 483,236.12 and 197,213.31 is: 272,151.46
Step by Step Solution
- Step 1: Write the proportion equation
350,174.84 : 483,236.12 = 197,213.31 : x - Step 2: Convert to fraction form
350,174.84/483,236.12 = 197,213.31/x - Step 3: Cross multiply
350,174.84x = 483,236.12 × 197,213.31 - Step 4: Simplify right side
350,174.84x = 95,300,593,750.69 - Step 5: Solve for x
x = 95,300,593,750.69/350,174.84 - Step 6: Final answer
x = 272,151.46
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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.