Finding the Fourth Proportional to 382,680.99, 574,103.90 and 116,462.95
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Solution
The fourth proportional to 382,680.99, 574,103.90 and 116,462.95 is: 174,719.50
Step by Step Solution
- Step 1: Write the proportion equation
382,680.99 : 574,103.90 = 116,462.95 : x - Step 2: Convert to fraction form
382,680.99/574,103.90 = 116,462.95/x - Step 3: Cross multiply
382,680.99x = 574,103.90 × 116,462.95 - Step 4: Simplify right side
382,680.99x = 66,861,832,656.40 - Step 5: Solve for x
x = 66,861,832,656.40/382,680.99 - Step 6: Final answer
x = 174,719.50
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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.