Finding the Fourth Proportional to 493,049.44, 739,684.99 and 156,110.23
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Solution
The fourth proportional to 493,049.44, 739,684.99 and 156,110.23 is: 234,200.43
Step by Step Solution
- Step 1: Write the proportion equation
493,049.44 : 739,684.99 = 156,110.23 : x - Step 2: Convert to fraction form
493,049.44/739,684.99 = 156,110.23/x - Step 3: Cross multiply
493,049.44x = 739,684.99 × 156,110.23 - Step 4: Simplify right side
493,049.44x = 115,472,390,218.02 - Step 5: Solve for x
x = 115,472,390,218.02/493,049.44 - Step 6: Final answer
x = 234,200.43
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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.