Finding the Fourth Proportional to 757,462.08, 1,136,109.18 and 271,124.79
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Solution
The fourth proportional to 757,462.08, 1,136,109.18 and 271,124.79 is: 406,657.15
Step by Step Solution
- Step 1: Write the proportion equation
757,462.08 : 1,136,109.18 = 271,124.79 : x - Step 2: Convert to fraction form
757,462.08/1,136,109.18 = 271,124.79/x - Step 3: Cross multiply
757,462.08x = 1,136,109.18 × 271,124.79 - Step 4: Simplify right side
757,462.08x = 308,027,368,996.17 - Step 5: Solve for x
x = 308,027,368,996.17/757,462.08 - Step 6: Final answer
x = 406,657.15
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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.