Finding the Fourth Proportional to 341,727.80, 512,591.70 and 92,409.80
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Solution
The fourth proportional to 341,727.80, 512,591.70 and 92,409.80 is: 138,614.70
Step by Step Solution
- Step 1: Write the proportion equation
341,727.80 : 512,591.70 = 92,409.80 : x - Step 2: Convert to fraction form
341,727.80/512,591.70 = 92,409.80/x - Step 3: Cross multiply
341,727.80x = 512,591.70 × 92,409.80 - Step 4: Simplify right side
341,727.80x = 47,368,496,478.66 - Step 5: Solve for x
x = 47,368,496,478.66/341,727.80 - Step 6: Final answer
x = 138,614.70
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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.