Finding the Fourth Proportional to 327,886.02, 491,846.58 and 103,263.95
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Solution
The fourth proportional to 327,886.02, 491,846.58 and 103,263.95 is: 154,901.45
Step by Step Solution
- Step 1: Write the proportion equation
327,886.02 : 491,846.58 = 103,263.95 : x - Step 2: Convert to fraction form
327,886.02/491,846.58 = 103,263.95/x - Step 3: Cross multiply
327,886.02x = 491,846.58 × 103,263.95 - Step 4: Simplify right side
327,886.02x = 50,790,017,669.24 - Step 5: Solve for x
x = 50,790,017,669.24/327,886.02 - Step 6: Final answer
x = 154,901.45
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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.