Finding the Fourth Proportional to 329,803.08, 494,777.21 and 187,715.21
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Solution
The fourth proportional to 329,803.08, 494,777.21 and 187,715.21 is: 281,614.12
Step by Step Solution
- Step 1: Write the proportion equation
329,803.08 : 494,777.21 = 187,715.21 : x - Step 2: Convert to fraction form
329,803.08/494,777.21 = 187,715.21/x - Step 3: Cross multiply
329,803.08x = 494,777.21 × 187,715.21 - Step 4: Simplify right side
329,803.08x = 92,877,204,465.90 - Step 5: Solve for x
x = 92,877,204,465.90/329,803.08 - Step 6: Final answer
x = 281,614.12
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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.