Finding the Fourth Proportional to 264,000.10, 396,000.15 and 214,233.70
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Solution
The fourth proportional to 264,000.10, 396,000.15 and 214,233.70 is: 321,350.55
Step by Step Solution
- Step 1: Write the proportion equation
264,000.10 : 396,000.15 = 214,233.70 : x - Step 2: Convert to fraction form
264,000.10/396,000.15 = 214,233.70/x - Step 3: Cross multiply
264,000.10x = 396,000.15 × 214,233.70 - Step 4: Simplify right side
264,000.10x = 84,836,577,335.06 - Step 5: Solve for x
x = 84,836,577,335.06/264,000.10 - Step 6: Final answer
x = 321,350.55
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1.5x scale
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.