Finding the Fourth Proportional to 414,250.52, 620,866.96 and 214,457.00
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Solution
The fourth proportional to 414,250.52, 620,866.96 and 214,457.00 is: 321,422.08
Step by Step Solution
- Step 1: Write the proportion equation
414,250.52 : 620,866.96 = 214,457.00 : x - Step 2: Convert to fraction form
414,250.52/620,866.96 = 214,457.00/x - Step 3: Cross multiply
414,250.52x = 620,866.96 × 214,457.00 - Step 4: Simplify right side
414,250.52x = 133,149,262,000.24 - Step 5: Solve for x
x = 133,149,262,000.24/414,250.52 - Step 6: Final answer
x = 321,422.08
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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.