Finding the Fourth Proportional to 246,915.28, 368,214.67 and 219,699.28
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Solution
The fourth proportional to 246,915.28, 368,214.67 and 219,699.28 is: 327,628.56
Step by Step Solution
- Step 1: Write the proportion equation
246,915.28 : 368,214.67 = 219,699.28 : x - Step 2: Convert to fraction form
246,915.28/368,214.67 = 219,699.28/x - Step 3: Cross multiply
246,915.28x = 368,214.67 × 219,699.28 - Step 4: Simplify right side
246,915.28x = 80,896,497,884.44 - Step 5: Solve for x
x = 80,896,497,884.44/246,915.28 - Step 6: Final answer
x = 327,628.56
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.